391890960

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1061}}^1$

素因数の和:1108

約数の個数: 240

約数和(自身を含む): 1438032960

約数和(自身を除く): 1046142000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 48, 54, 57, 60, 72, 76, 80, 81, 90, 95, 108, 114, 120, 135, 144, 152, 162, 171, 180, 190, 216, 228, 240, 243, 270, 285, 304, 324, 342, 360, 380, 405, 432, 456, 486, 513, 540, 570, 648, 684, 720, 760, 810, 855, 912, 972, 1026, 1061, 1080, 1140, 1215, 1296, 1368, 1520, 1539, 1620, 1710, 1944, 2052, 2122, 2160, 2280, 2430, 2565, 2736, 3078, 3183, 3240, 3420, 3888, 4104, 4244, 4560, 4617, 4860, 5130, 5305, 6156, 6366, 6480, 6840, 7695, 8208, 8488, 9234, 9549, 9720, 10260, 10610, 12312, 12732, 13680, 15390, 15915, 16976, 18468, 19098, 19440, 20159, 20520, 21220, 23085, 24624, 25464, 28647, 30780, 31830, 36936, 38196, 40318, 41040, 42440, 46170, 47745, 50928, 57294, 60477, 61560, 63660, 73872, 76392, 80636, 84880, 85941, 92340, 95490, 100795, 114588, 120954, 123120, 127320, 143235, 152784, 161272, 171882, 181431, 184680, 190980, 201590, 229176, 241908, 254640, 257823, 286470, 302385, 322544, 343764, 362862, 369360, 381960, 403180, 429705, 458352, 483816, 515646, 544293, 572940, 604770, 687528, 725724, 763920, 806360, 859410, 907155, 967632, 1031292, 1088586, 1145880, 1209540, 1289115, 1375056, 1451448, 1612720, 1632879, 1718820, 1814310, 2062584, 2177172, 2291760, 2419080, 2578230, 2721465, 2902896, 3265758, 3437640, 3628620, 4125168, 4354344, 4838160, 4898637, 5156460, 5442930, 6531516, 6875280, 7257240, 8164395, 8708688, 9797274, 10312920, 10885860, 13063032, 14514480, 16328790, 19594548, 20625840, 21771720, 24493185, 26126064, 32657580, 39189096, 43543440, 48986370, 65315160, 78378192, 97972740, 130630320, 195945480, 391890960]

約数ペア:

[(1, 391890960), (2, 195945480), (3, 130630320), (4, 97972740), (5, 78378192), (6, 65315160), (8, 48986370), (9, 43543440), (10, 39189096), (12, 32657580), (15, 26126064), (16, 24493185), (18, 21771720), (19, 20625840), (20, 19594548), (24, 16328790), (27, 14514480), (30, 13063032), (36, 10885860), (38, 10312920), (40, 9797274), (45, 8708688), (48, 8164395), (54, 7257240), (57, 6875280), (60, 6531516), (72, 5442930), (76, 5156460), (80, 4898637), (81, 4838160), (90, 4354344), (95, 4125168), (108, 3628620), (114, 3437640), (120, 3265758), (135, 2902896), (144, 2721465), (152, 2578230), (162, 2419080), (171, 2291760), (180, 2177172), (190, 2062584), (216, 1814310), (228, 1718820), (240, 1632879), (243, 1612720), (270, 1451448), (285, 1375056), (304, 1289115), (324, 1209540), (342, 1145880), (360, 1088586), (380, 1031292), (405, 967632), (432, 907155), (456, 859410), (486, 806360), (513, 763920), (540, 725724), (570, 687528), (648, 604770), (684, 572940), (720, 544293), (760, 515646), (810, 483816), (855, 458352), (912, 429705), (972, 403180), (1026, 381960), (1061, 369360), (1080, 362862), (1140, 343764), (1215, 322544), (1296, 302385), (1368, 286470), (1520, 257823), (1539, 254640), (1620, 241908), (1710, 229176), (1944, 201590), (2052, 190980), (2122, 184680), (2160, 181431), (2280, 171882), (2430, 161272), (2565, 152784), (2736, 143235), (3078, 127320), (3183, 123120), (3240, 120954), (3420, 114588), (3888, 100795), (4104, 95490), (4244, 92340), (4560, 85941), (4617, 84880), (4860, 80636), (5130, 76392), (5305, 73872), (6156, 63660), (6366, 61560), (6480, 60477), (6840, 57294), (7695, 50928), (8208, 47745), (8488, 46170), (9234, 42440), (9549, 41040), (9720, 40318), (10260, 38196), (10610, 36936), (12312, 31830), (12732, 30780), (13680, 28647), (15390, 25464), (15915, 24624), (16976, 23085), (18468, 21220), (19098, 20520), (19440, 20159)]