661506720

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{313}}^1$

素因数の和:392

約数の個数: 384

約数和(自身を含む): 2597930496

約数和(自身を除く): 1936423776

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 17, 20, 21, 24, 28, 30, 32, 34, 35, 37, 40, 42, 48, 51, 56, 60, 68, 70, 74, 80, 84, 85, 96, 102, 105, 111, 112, 119, 120, 136, 140, 148, 160, 168, 170, 185, 204, 210, 222, 224, 238, 240, 255, 259, 272, 280, 296, 313, 336, 340, 357, 370, 408, 420, 444, 476, 480, 510, 518, 544, 555, 560, 592, 595, 626, 629, 672, 680, 714, 740, 777, 816, 840, 888, 939, 952, 1020, 1036, 1110, 1120, 1184, 1190, 1252, 1258, 1295, 1360, 1428, 1480, 1554, 1565, 1632, 1680, 1776, 1785, 1878, 1887, 1904, 2040, 2072, 2191, 2220, 2380, 2504, 2516, 2590, 2720, 2856, 2960, 3108, 3130, 3145, 3360, 3552, 3570, 3756, 3774, 3808, 3885, 4080, 4144, 4382, 4403, 4440, 4695, 4760, 5008, 5032, 5180, 5321, 5712, 5920, 6216, 6260, 6290, 6573, 7140, 7512, 7548, 7770, 8160, 8288, 8764, 8806, 8880, 9390, 9435, 9520, 10016, 10064, 10360, 10642, 10955, 11424, 11581, 12432, 12520, 12580, 13146, 13209, 14280, 15024, 15096, 15540, 15963, 17528, 17612, 17760, 18780, 18870, 19040, 20128, 20720, 21284, 21910, 22015, 23162, 24864, 25040, 25160, 26292, 26418, 26605, 28560, 30048, 30192, 31080, 31926, 32865, 34743, 35056, 35224, 37247, 37560, 37740, 41440, 42568, 43820, 44030, 46324, 50080, 50320, 52584, 52836, 53210, 57120, 57905, 60384, 62160, 63852, 65730, 66045, 69486, 70112, 70448, 74494, 75120, 75480, 79815, 81067, 85136, 87640, 88060, 92648, 100640, 105168, 105672, 106420, 111741, 115810, 124320, 127704, 131460, 132090, 138972, 140896, 148988, 150240, 150960, 159630, 162134, 170272, 173715, 175280, 176120, 185296, 186235, 196877, 210336, 211344, 212840, 223482, 231620, 243201, 255408, 262920, 264180, 277944, 297976, 301920, 319260, 324268, 347430, 350560, 352240, 370592, 372470, 393754, 405335, 422688, 425680, 446964, 463240, 486402, 510816, 525840, 528360, 555888, 558705, 590631, 595952, 638520, 648536, 694860, 704480, 744940, 787508, 810670, 851360, 893928, 926480, 972804, 984385, 1051680, 1056720, 1111776, 1117410, 1181262, 1191904, 1216005, 1277040, 1297072, 1378139, 1389720, 1489880, 1575016, 1621340, 1787856, 1852960, 1945608, 1968770, 2113440, 2234820, 2362524, 2432010, 2554080, 2594144, 2756278, 2779440, 2953155, 2979760, 3150032, 3242680, 3575712, 3891216, 3937540, 4134417, 4469640, 4725048, 4864020, 5512556, 5558880, 5906310, 5959520, 6300064, 6485360, 6890695, 7782432, 7875080, 8268834, 8939280, 9450096, 9728040, 11025112, 11812620, 12970720, 13781390, 15750160, 16537668, 17878560, 18900192, 19456080, 20672085, 22050224, 23625240, 27562780, 31500320, 33075336, 38912160, 41344170, 44100448, 47250480, 55125560, 66150672, 82688340, 94500960, 110251120, 132301344, 165376680, 220502240, 330753360, 661506720]

約数ペア:

[(1, 661506720), (2, 330753360), (3, 220502240), (4, 165376680), (5, 132301344), (6, 110251120), (7, 94500960), (8, 82688340), (10, 66150672), (12, 55125560), (14, 47250480), (15, 44100448), (16, 41344170), (17, 38912160), (20, 33075336), (21, 31500320), (24, 27562780), (28, 23625240), (30, 22050224), (32, 20672085), (34, 19456080), (35, 18900192), (37, 17878560), (40, 16537668), (42, 15750160), (48, 13781390), (51, 12970720), (56, 11812620), (60, 11025112), (68, 9728040), (70, 9450096), (74, 8939280), (80, 8268834), (84, 7875080), (85, 7782432), (96, 6890695), (102, 6485360), (105, 6300064), (111, 5959520), (112, 5906310), (119, 5558880), (120, 5512556), (136, 4864020), (140, 4725048), (148, 4469640), (160, 4134417), (168, 3937540), (170, 3891216), (185, 3575712), (204, 3242680), (210, 3150032), (222, 2979760), (224, 2953155), (238, 2779440), (240, 2756278), (255, 2594144), (259, 2554080), (272, 2432010), (280, 2362524), (296, 2234820), (313, 2113440), (336, 1968770), (340, 1945608), (357, 1852960), (370, 1787856), (408, 1621340), (420, 1575016), (444, 1489880), (476, 1389720), (480, 1378139), (510, 1297072), (518, 1277040), (544, 1216005), (555, 1191904), (560, 1181262), (592, 1117410), (595, 1111776), (626, 1056720), (629, 1051680), (672, 984385), (680, 972804), (714, 926480), (740, 893928), (777, 851360), (816, 810670), (840, 787508), (888, 744940), (939, 704480), (952, 694860), (1020, 648536), (1036, 638520), (1110, 595952), (1120, 590631), (1184, 558705), (1190, 555888), (1252, 528360), (1258, 525840), (1295, 510816), (1360, 486402), (1428, 463240), (1480, 446964), (1554, 425680), (1565, 422688), (1632, 405335), (1680, 393754), (1776, 372470), (1785, 370592), (1878, 352240), (1887, 350560), (1904, 347430), (2040, 324268), (2072, 319260), (2191, 301920), (2220, 297976), (2380, 277944), (2504, 264180), (2516, 262920), (2590, 255408), (2720, 243201), (2856, 231620), (2960, 223482), (3108, 212840), (3130, 211344), (3145, 210336), (3360, 196877), (3552, 186235), (3570, 185296), (3756, 176120), (3774, 175280), (3808, 173715), (3885, 170272), (4080, 162134), (4144, 159630), (4382, 150960), (4403, 150240), (4440, 148988), (4695, 140896), (4760, 138972), (5008, 132090), (5032, 131460), (5180, 127704), (5321, 124320), (5712, 115810), (5920, 111741), (6216, 106420), (6260, 105672), (6290, 105168), (6573, 100640), (7140, 92648), (7512, 88060), (7548, 87640), (7770, 85136), (8160, 81067), (8288, 79815), (8764, 75480), (8806, 75120), (8880, 74494), (9390, 70448), (9435, 70112), (9520, 69486), (10016, 66045), (10064, 65730), (10360, 63852), (10642, 62160), (10955, 60384), (11424, 57905), (11581, 57120), (12432, 53210), (12520, 52836), (12580, 52584), (13146, 50320), (13209, 50080), (14280, 46324), (15024, 44030), (15096, 43820), (15540, 42568), (15963, 41440), (17528, 37740), (17612, 37560), (17760, 37247), (18780, 35224), (18870, 35056), (19040, 34743), (20128, 32865), (20720, 31926), (21284, 31080), (21910, 30192), (22015, 30048), (23162, 28560), (24864, 26605), (25040, 26418), (25160, 26292)]