68435640

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2089}}^1$

素因数の和:2126

約数の個数: 192

約数和(自身を含む): 273873600

約数和(自身を除く): 205437960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 42, 45, 52, 56, 60, 63, 65, 70, 72, 78, 84, 90, 91, 104, 105, 117, 120, 126, 130, 140, 156, 168, 180, 182, 195, 210, 234, 252, 260, 273, 280, 312, 315, 360, 364, 390, 420, 455, 468, 504, 520, 546, 585, 630, 728, 780, 819, 840, 910, 936, 1092, 1170, 1260, 1365, 1560, 1638, 1820, 2089, 2184, 2340, 2520, 2730, 3276, 3640, 4095, 4178, 4680, 5460, 6267, 6552, 8190, 8356, 10445, 10920, 12534, 14623, 16380, 16712, 18801, 20890, 25068, 27157, 29246, 31335, 32760, 37602, 41780, 43869, 50136, 54314, 58492, 62670, 73115, 75204, 81471, 83560, 87738, 94005, 108628, 116984, 125340, 131607, 135785, 146230, 150408, 162942, 175476, 188010, 190099, 217256, 219345, 244413, 250680, 263214, 271570, 292460, 325884, 350952, 376020, 380198, 407355, 438690, 488826, 526428, 543140, 570297, 584920, 651768, 658035, 752040, 760396, 814710, 877380, 950495, 977652, 1052856, 1086280, 1140594, 1222065, 1316070, 1520792, 1629420, 1710891, 1754760, 1900990, 1955304, 2281188, 2444130, 2632140, 2851485, 3258840, 3421782, 3801980, 4562376, 4888260, 5264280, 5702970, 6843564, 7603960, 8554455, 9776520, 11405940, 13687128, 17108910, 22811880, 34217820, 68435640]

約数ペア:

[(1, 68435640), (2, 34217820), (3, 22811880), (4, 17108910), (5, 13687128), (6, 11405940), (7, 9776520), (8, 8554455), (9, 7603960), (10, 6843564), (12, 5702970), (13, 5264280), (14, 4888260), (15, 4562376), (18, 3801980), (20, 3421782), (21, 3258840), (24, 2851485), (26, 2632140), (28, 2444130), (30, 2281188), (35, 1955304), (36, 1900990), (39, 1754760), (40, 1710891), (42, 1629420), (45, 1520792), (52, 1316070), (56, 1222065), (60, 1140594), (63, 1086280), (65, 1052856), (70, 977652), (72, 950495), (78, 877380), (84, 814710), (90, 760396), (91, 752040), (104, 658035), (105, 651768), (117, 584920), (120, 570297), (126, 543140), (130, 526428), (140, 488826), (156, 438690), (168, 407355), (180, 380198), (182, 376020), (195, 350952), (210, 325884), (234, 292460), (252, 271570), (260, 263214), (273, 250680), (280, 244413), (312, 219345), (315, 217256), (360, 190099), (364, 188010), (390, 175476), (420, 162942), (455, 150408), (468, 146230), (504, 135785), (520, 131607), (546, 125340), (585, 116984), (630, 108628), (728, 94005), (780, 87738), (819, 83560), (840, 81471), (910, 75204), (936, 73115), (1092, 62670), (1170, 58492), (1260, 54314), (1365, 50136), (1560, 43869), (1638, 41780), (1820, 37602), (2089, 32760), (2184, 31335), (2340, 29246), (2520, 27157), (2730, 25068), (3276, 20890), (3640, 18801), (4095, 16712), (4178, 16380), (4680, 14623), (5460, 12534), (6267, 10920), (6552, 10445), (8190, 8356)]