66897480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:144

約数の個数: 256

約数和(自身を含む): 237484800

約数和(自身を除く): 170587320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 19, 20, 24, 26, 30, 37, 38, 39, 40, 52, 57, 60, 61, 65, 74, 76, 78, 95, 104, 111, 114, 120, 122, 130, 148, 152, 156, 183, 185, 190, 195, 222, 228, 244, 247, 260, 285, 296, 305, 312, 366, 370, 380, 390, 444, 456, 481, 488, 494, 520, 555, 570, 610, 703, 732, 740, 741, 760, 780, 793, 888, 915, 962, 988, 1110, 1140, 1159, 1220, 1235, 1406, 1443, 1464, 1480, 1482, 1560, 1586, 1830, 1924, 1976, 2109, 2220, 2257, 2280, 2318, 2379, 2405, 2440, 2470, 2812, 2886, 2964, 3172, 3477, 3515, 3660, 3705, 3848, 3965, 4218, 4440, 4514, 4636, 4758, 4810, 4940, 5624, 5772, 5795, 5928, 6344, 6771, 6954, 7030, 7215, 7320, 7410, 7930, 8436, 9028, 9139, 9272, 9516, 9620, 9880, 10545, 11285, 11544, 11590, 11895, 13542, 13908, 14060, 14430, 14820, 15067, 15860, 16872, 17385, 18056, 18278, 19032, 19240, 21090, 22570, 23180, 23790, 27084, 27417, 27816, 28120, 28860, 29341, 29640, 30134, 31720, 33855, 34770, 36556, 42180, 42883, 45140, 45201, 45695, 46360, 47580, 54168, 54834, 57720, 58682, 60268, 67710, 69540, 73112, 75335, 84360, 85766, 88023, 90280, 90402, 91390, 95160, 109668, 117364, 120536, 128649, 135420, 137085, 139080, 146705, 150670, 171532, 176046, 180804, 182780, 214415, 219336, 226005, 234728, 257298, 270840, 274170, 293410, 301340, 343064, 352092, 361608, 365560, 428830, 440115, 452010, 514596, 548340, 557479, 586820, 602680, 643245, 704184, 857660, 880230, 904020, 1029192, 1096680, 1114958, 1173640, 1286490, 1672437, 1715320, 1760460, 1808040, 2229916, 2572980, 2787395, 3344874, 3520920, 4459832, 5145960, 5574790, 6689748, 8362185, 11149580, 13379496, 16724370, 22299160, 33448740, 66897480]

約数ペア:

[(1, 66897480), (2, 33448740), (3, 22299160), (4, 16724370), (5, 13379496), (6, 11149580), (8, 8362185), (10, 6689748), (12, 5574790), (13, 5145960), (15, 4459832), (19, 3520920), (20, 3344874), (24, 2787395), (26, 2572980), (30, 2229916), (37, 1808040), (38, 1760460), (39, 1715320), (40, 1672437), (52, 1286490), (57, 1173640), (60, 1114958), (61, 1096680), (65, 1029192), (74, 904020), (76, 880230), (78, 857660), (95, 704184), (104, 643245), (111, 602680), (114, 586820), (120, 557479), (122, 548340), (130, 514596), (148, 452010), (152, 440115), (156, 428830), (183, 365560), (185, 361608), (190, 352092), (195, 343064), (222, 301340), (228, 293410), (244, 274170), (247, 270840), (260, 257298), (285, 234728), (296, 226005), (305, 219336), (312, 214415), (366, 182780), (370, 180804), (380, 176046), (390, 171532), (444, 150670), (456, 146705), (481, 139080), (488, 137085), (494, 135420), (520, 128649), (555, 120536), (570, 117364), (610, 109668), (703, 95160), (732, 91390), (740, 90402), (741, 90280), (760, 88023), (780, 85766), (793, 84360), (888, 75335), (915, 73112), (962, 69540), (988, 67710), (1110, 60268), (1140, 58682), (1159, 57720), (1220, 54834), (1235, 54168), (1406, 47580), (1443, 46360), (1464, 45695), (1480, 45201), (1482, 45140), (1560, 42883), (1586, 42180), (1830, 36556), (1924, 34770), (1976, 33855), (2109, 31720), (2220, 30134), (2257, 29640), (2280, 29341), (2318, 28860), (2379, 28120), (2405, 27816), (2440, 27417), (2470, 27084), (2812, 23790), (2886, 23180), (2964, 22570), (3172, 21090), (3477, 19240), (3515, 19032), (3660, 18278), (3705, 18056), (3848, 17385), (3965, 16872), (4218, 15860), (4440, 15067), (4514, 14820), (4636, 14430), (4758, 14060), (4810, 13908), (4940, 13542), (5624, 11895), (5772, 11590), (5795, 11544), (5928, 11285), (6344, 10545), (6771, 9880), (6954, 9620), (7030, 9516), (7215, 9272), (7320, 9139), (7410, 9028), (7930, 8436)]