281404320

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{181}}^1$

素因数の和:319

約数の個数: 192

約数和(自身を含む): 924618240

約数和(自身を除く): 643213920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 41, 48, 60, 79, 80, 82, 96, 120, 123, 158, 160, 164, 181, 205, 237, 240, 246, 316, 328, 362, 395, 410, 474, 480, 492, 543, 615, 632, 656, 724, 790, 820, 905, 948, 984, 1086, 1185, 1230, 1264, 1312, 1448, 1580, 1640, 1810, 1896, 1968, 2172, 2370, 2460, 2528, 2715, 2896, 3160, 3239, 3280, 3620, 3792, 3936, 4344, 4740, 4920, 5430, 5792, 6320, 6478, 6560, 7240, 7421, 7584, 8688, 9480, 9717, 9840, 10860, 12640, 12956, 14299, 14480, 14842, 16195, 17376, 18960, 19434, 19680, 21720, 22263, 25912, 28598, 28960, 29684, 32390, 37105, 37920, 38868, 42897, 43440, 44526, 48585, 51824, 57196, 59368, 64780, 71495, 74210, 77736, 85794, 86880, 89052, 97170, 103648, 111315, 114392, 118736, 129560, 142990, 148420, 155472, 171588, 178104, 194340, 214485, 222630, 228784, 237472, 259120, 285980, 296840, 310944, 343176, 356208, 388680, 428970, 445260, 457568, 518240, 571960, 586259, 593680, 686352, 712416, 777360, 857940, 890520, 1143920, 1172518, 1187360, 1372704, 1554720, 1715880, 1758777, 1781040, 2287840, 2345036, 2931295, 3431760, 3517554, 3562080, 4690072, 5862590, 6863520, 7035108, 8793885, 9380144, 11725180, 14070216, 17587770, 18760288, 23450360, 28140432, 35175540, 46900720, 56280864, 70351080, 93801440, 140702160, 281404320]

約数ペア:

[(1, 281404320), (2, 140702160), (3, 93801440), (4, 70351080), (5, 56280864), (6, 46900720), (8, 35175540), (10, 28140432), (12, 23450360), (15, 18760288), (16, 17587770), (20, 14070216), (24, 11725180), (30, 9380144), (32, 8793885), (40, 7035108), (41, 6863520), (48, 5862590), (60, 4690072), (79, 3562080), (80, 3517554), (82, 3431760), (96, 2931295), (120, 2345036), (123, 2287840), (158, 1781040), (160, 1758777), (164, 1715880), (181, 1554720), (205, 1372704), (237, 1187360), (240, 1172518), (246, 1143920), (316, 890520), (328, 857940), (362, 777360), (395, 712416), (410, 686352), (474, 593680), (480, 586259), (492, 571960), (543, 518240), (615, 457568), (632, 445260), (656, 428970), (724, 388680), (790, 356208), (820, 343176), (905, 310944), (948, 296840), (984, 285980), (1086, 259120), (1185, 237472), (1230, 228784), (1264, 222630), (1312, 214485), (1448, 194340), (1580, 178104), (1640, 171588), (1810, 155472), (1896, 148420), (1968, 142990), (2172, 129560), (2370, 118736), (2460, 114392), (2528, 111315), (2715, 103648), (2896, 97170), (3160, 89052), (3239, 86880), (3280, 85794), (3620, 77736), (3792, 74210), (3936, 71495), (4344, 64780), (4740, 59368), (4920, 57196), (5430, 51824), (5792, 48585), (6320, 44526), (6478, 43440), (6560, 42897), (7240, 38868), (7421, 37920), (7584, 37105), (8688, 32390), (9480, 29684), (9717, 28960), (9840, 28598), (10860, 25912), (12640, 22263), (12956, 21720), (14299, 19680), (14480, 19434), (14842, 18960), (16195, 17376)]