123130140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^3\times {\mathrm{31}}^1\times {\mathrm{193}}^1$

素因数の和:257

約数の個数: 192

約数和(自身を含む): 417177600

約数和(自身を除く): 294047460

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 49, 60, 62, 70, 84, 93, 98, 105, 124, 140, 147, 155, 186, 193, 196, 210, 217, 245, 294, 310, 343, 372, 386, 420, 434, 465, 490, 579, 588, 620, 651, 686, 735, 772, 868, 930, 965, 980, 1029, 1085, 1158, 1302, 1351, 1372, 1470, 1519, 1715, 1860, 1930, 2058, 2170, 2316, 2604, 2702, 2895, 2940, 3038, 3255, 3430, 3860, 4053, 4116, 4340, 4557, 5145, 5404, 5790, 5983, 6076, 6510, 6755, 6860, 7595, 8106, 9114, 9457, 10290, 10633, 11580, 11966, 13020, 13510, 15190, 16212, 17949, 18228, 18914, 20265, 20580, 21266, 22785, 23932, 27020, 28371, 29915, 30380, 31899, 35898, 37828, 40530, 41881, 42532, 45570, 47285, 53165, 56742, 59830, 63798, 66199, 71796, 81060, 83762, 89745, 91140, 94570, 106330, 113484, 119660, 125643, 127596, 132398, 141855, 159495, 167524, 179490, 189140, 198597, 209405, 212660, 251286, 264796, 283710, 293167, 318990, 330995, 358980, 397194, 418810, 502572, 567420, 586334, 628215, 637980, 661990, 794388, 837620, 879501, 992985, 1172668, 1256430, 1323980, 1465835, 1759002, 1985970, 2052169, 2512860, 2931670, 3518004, 3971940, 4104338, 4397505, 5863340, 6156507, 8208676, 8795010, 10260845, 12313014, 17590020, 20521690, 24626028, 30782535, 41043380, 61565070, 123130140]

約数ペア:

[(1, 123130140), (2, 61565070), (3, 41043380), (4, 30782535), (5, 24626028), (6, 20521690), (7, 17590020), (10, 12313014), (12, 10260845), (14, 8795010), (15, 8208676), (20, 6156507), (21, 5863340), (28, 4397505), (30, 4104338), (31, 3971940), (35, 3518004), (42, 2931670), (49, 2512860), (60, 2052169), (62, 1985970), (70, 1759002), (84, 1465835), (93, 1323980), (98, 1256430), (105, 1172668), (124, 992985), (140, 879501), (147, 837620), (155, 794388), (186, 661990), (193, 637980), (196, 628215), (210, 586334), (217, 567420), (245, 502572), (294, 418810), (310, 397194), (343, 358980), (372, 330995), (386, 318990), (420, 293167), (434, 283710), (465, 264796), (490, 251286), (579, 212660), (588, 209405), (620, 198597), (651, 189140), (686, 179490), (735, 167524), (772, 159495), (868, 141855), (930, 132398), (965, 127596), (980, 125643), (1029, 119660), (1085, 113484), (1158, 106330), (1302, 94570), (1351, 91140), (1372, 89745), (1470, 83762), (1519, 81060), (1715, 71796), (1860, 66199), (1930, 63798), (2058, 59830), (2170, 56742), (2316, 53165), (2604, 47285), (2702, 45570), (2895, 42532), (2940, 41881), (3038, 40530), (3255, 37828), (3430, 35898), (3860, 31899), (4053, 30380), (4116, 29915), (4340, 28371), (4557, 27020), (5145, 23932), (5404, 22785), (5790, 21266), (5983, 20580), (6076, 20265), (6510, 18914), (6755, 18228), (6860, 17949), (7595, 16212), (8106, 15190), (9114, 13510), (9457, 13020), (10290, 11966), (10633, 11580)]