285138840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{683}}^1$

素因数の和:782

約数の個数: 192

約数和(自身を含む): 1010568960

約数和(自身を除く): 725430120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 71, 84, 98, 105, 120, 140, 142, 147, 168, 196, 210, 213, 245, 280, 284, 294, 355, 392, 420, 426, 490, 497, 568, 588, 683, 710, 735, 840, 852, 980, 994, 1065, 1176, 1366, 1420, 1470, 1491, 1704, 1960, 1988, 2049, 2130, 2485, 2732, 2840, 2940, 2982, 3415, 3479, 3976, 4098, 4260, 4781, 4970, 5464, 5880, 5964, 6830, 6958, 7455, 8196, 8520, 9562, 9940, 10245, 10437, 11928, 13660, 13916, 14343, 14910, 16392, 17395, 19124, 19880, 20490, 20874, 23905, 27320, 27832, 28686, 29820, 33467, 34790, 38248, 40980, 41748, 47810, 48493, 52185, 57372, 59640, 66934, 69580, 71715, 81960, 83496, 95620, 96986, 100401, 104370, 114744, 133868, 139160, 143430, 145479, 167335, 191240, 193972, 200802, 208740, 242465, 267736, 286860, 290958, 334670, 339451, 387944, 401604, 417480, 484930, 502005, 573720, 581916, 669340, 678902, 727395, 803208, 969860, 1004010, 1018353, 1163832, 1338680, 1357804, 1454790, 1697255, 1939720, 2008020, 2036706, 2376157, 2715608, 2909580, 3394510, 4016040, 4073412, 4752314, 5091765, 5819160, 6789020, 7128471, 8146824, 9504628, 10183530, 11880785, 13578040, 14256942, 19009256, 20367060, 23761570, 28513884, 35642355, 40734120, 47523140, 57027768, 71284710, 95046280, 142569420, 285138840]

約数ペア:

[(1, 285138840), (2, 142569420), (3, 95046280), (4, 71284710), (5, 57027768), (6, 47523140), (7, 40734120), (8, 35642355), (10, 28513884), (12, 23761570), (14, 20367060), (15, 19009256), (20, 14256942), (21, 13578040), (24, 11880785), (28, 10183530), (30, 9504628), (35, 8146824), (40, 7128471), (42, 6789020), (49, 5819160), (56, 5091765), (60, 4752314), (70, 4073412), (71, 4016040), (84, 3394510), (98, 2909580), (105, 2715608), (120, 2376157), (140, 2036706), (142, 2008020), (147, 1939720), (168, 1697255), (196, 1454790), (210, 1357804), (213, 1338680), (245, 1163832), (280, 1018353), (284, 1004010), (294, 969860), (355, 803208), (392, 727395), (420, 678902), (426, 669340), (490, 581916), (497, 573720), (568, 502005), (588, 484930), (683, 417480), (710, 401604), (735, 387944), (840, 339451), (852, 334670), (980, 290958), (994, 286860), (1065, 267736), (1176, 242465), (1366, 208740), (1420, 200802), (1470, 193972), (1491, 191240), (1704, 167335), (1960, 145479), (1988, 143430), (2049, 139160), (2130, 133868), (2485, 114744), (2732, 104370), (2840, 100401), (2940, 96986), (2982, 95620), (3415, 83496), (3479, 81960), (3976, 71715), (4098, 69580), (4260, 66934), (4781, 59640), (4970, 57372), (5464, 52185), (5880, 48493), (5964, 47810), (6830, 41748), (6958, 40980), (7455, 38248), (8196, 34790), (8520, 33467), (9562, 29820), (9940, 28686), (10245, 27832), (10437, 27320), (11928, 23905), (13660, 20874), (13916, 20490), (14343, 19880), (14910, 19124), (16392, 17395)]