128367720

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{223}}^1$

素因数の和:297

約数の個数: 256

約数和(自身を含む): 474163200

約数和(自身を除く): 345795480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 41, 45, 52, 54, 60, 65, 72, 78, 82, 90, 104, 108, 117, 120, 123, 130, 135, 156, 164, 180, 195, 205, 216, 223, 234, 246, 260, 270, 312, 328, 351, 360, 369, 390, 410, 446, 468, 492, 520, 533, 540, 585, 615, 669, 702, 738, 780, 820, 892, 936, 984, 1066, 1080, 1107, 1115, 1170, 1230, 1338, 1404, 1476, 1560, 1599, 1640, 1755, 1784, 1845, 2007, 2132, 2214, 2230, 2340, 2460, 2665, 2676, 2808, 2899, 2952, 3198, 3345, 3510, 3690, 4014, 4264, 4428, 4460, 4680, 4797, 4920, 5330, 5352, 5535, 5798, 6021, 6396, 6690, 7020, 7380, 7995, 8028, 8697, 8856, 8920, 9143, 9594, 10035, 10660, 11070, 11596, 12042, 12792, 13380, 14040, 14391, 14495, 14760, 15990, 16056, 17394, 18286, 19188, 20070, 21320, 22140, 23192, 23985, 24084, 26091, 26760, 27429, 28782, 28990, 30105, 31980, 34788, 36572, 38376, 40140, 43485, 44280, 45715, 47970, 48168, 52182, 54858, 57564, 57980, 60210, 63960, 69576, 71955, 73144, 78273, 80280, 82287, 86970, 91430, 95940, 104364, 109716, 115128, 115960, 118859, 120420, 130455, 137145, 143910, 156546, 164574, 173940, 182860, 191880, 208728, 219432, 237718, 240840, 246861, 260910, 274290, 287820, 313092, 329148, 347880, 356577, 365720, 391365, 411435, 475436, 493722, 521820, 548580, 575640, 594295, 626184, 658296, 713154, 782730, 822870, 950872, 987444, 1043640, 1069731, 1097160, 1188590, 1234305, 1426308, 1565460, 1645740, 1782885, 1974888, 2139462, 2377180, 2468610, 2852616, 3130920, 3209193, 3291480, 3565770, 4278924, 4754360, 4937220, 5348655, 6418386, 7131540, 8557848, 9874440, 10697310, 12836772, 14263080, 16045965, 21394620, 25673544, 32091930, 42789240, 64183860, 128367720]

約数ペア:

[(1, 128367720), (2, 64183860), (3, 42789240), (4, 32091930), (5, 25673544), (6, 21394620), (8, 16045965), (9, 14263080), (10, 12836772), (12, 10697310), (13, 9874440), (15, 8557848), (18, 7131540), (20, 6418386), (24, 5348655), (26, 4937220), (27, 4754360), (30, 4278924), (36, 3565770), (39, 3291480), (40, 3209193), (41, 3130920), (45, 2852616), (52, 2468610), (54, 2377180), (60, 2139462), (65, 1974888), (72, 1782885), (78, 1645740), (82, 1565460), (90, 1426308), (104, 1234305), (108, 1188590), (117, 1097160), (120, 1069731), (123, 1043640), (130, 987444), (135, 950872), (156, 822870), (164, 782730), (180, 713154), (195, 658296), (205, 626184), (216, 594295), (223, 575640), (234, 548580), (246, 521820), (260, 493722), (270, 475436), (312, 411435), (328, 391365), (351, 365720), (360, 356577), (369, 347880), (390, 329148), (410, 313092), (446, 287820), (468, 274290), (492, 260910), (520, 246861), (533, 240840), (540, 237718), (585, 219432), (615, 208728), (669, 191880), (702, 182860), (738, 173940), (780, 164574), (820, 156546), (892, 143910), (936, 137145), (984, 130455), (1066, 120420), (1080, 118859), (1107, 115960), (1115, 115128), (1170, 109716), (1230, 104364), (1338, 95940), (1404, 91430), (1476, 86970), (1560, 82287), (1599, 80280), (1640, 78273), (1755, 73144), (1784, 71955), (1845, 69576), (2007, 63960), (2132, 60210), (2214, 57980), (2230, 57564), (2340, 54858), (2460, 52182), (2665, 48168), (2676, 47970), (2808, 45715), (2899, 44280), (2952, 43485), (3198, 40140), (3345, 38376), (3510, 36572), (3690, 34788), (4014, 31980), (4264, 30105), (4428, 28990), (4460, 28782), (4680, 27429), (4797, 26760), (4920, 26091), (5330, 24084), (5352, 23985), (5535, 23192), (5798, 22140), (6021, 21320), (6396, 20070), (6690, 19188), (7020, 18286), (7380, 17394), (7995, 16056), (8028, 15990), (8697, 14760), (8856, 14495), (8920, 14391), (9143, 14040), (9594, 13380), (10035, 12792), (10660, 12042), (11070, 11596)]