262804360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1$

素因数の和:216

約数の個数: 256

約数和(自身を含む): 801239040

約数和(自身を除く): 538434680

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 17, 20, 26, 28, 31, 34, 35, 40, 52, 56, 62, 65, 68, 70, 85, 91, 104, 119, 124, 130, 136, 137, 140, 155, 170, 182, 217, 221, 238, 248, 260, 274, 280, 310, 340, 364, 403, 434, 442, 455, 476, 520, 527, 548, 595, 620, 680, 685, 728, 806, 868, 884, 910, 952, 959, 1054, 1085, 1096, 1105, 1190, 1240, 1370, 1547, 1612, 1736, 1768, 1781, 1820, 1918, 2015, 2108, 2170, 2210, 2329, 2380, 2635, 2740, 2821, 3094, 3224, 3562, 3640, 3689, 3836, 4030, 4216, 4247, 4340, 4420, 4658, 4760, 4795, 5270, 5480, 5642, 6188, 6851, 7124, 7378, 7672, 7735, 8060, 8494, 8680, 8840, 8905, 9316, 9590, 10540, 11284, 11645, 12376, 12467, 13702, 14105, 14248, 14756, 15470, 16120, 16303, 16988, 17810, 18445, 18632, 19180, 21080, 21235, 22568, 23290, 24934, 27404, 28210, 29512, 29729, 30277, 30940, 32606, 33976, 34255, 35620, 36890, 38360, 42470, 46580, 47957, 49868, 54808, 55211, 56420, 59458, 60554, 61880, 62335, 65212, 68510, 71240, 72199, 73780, 81515, 84940, 93160, 95914, 99736, 110422, 112840, 118916, 121108, 124670, 130424, 137020, 144398, 147560, 148645, 151385, 163030, 169880, 191828, 211939, 220844, 237832, 239785, 242216, 249340, 274040, 276055, 288796, 297290, 302770, 326060, 360995, 383656, 386477, 423878, 441688, 479570, 498680, 505393, 552110, 577592, 594580, 605540, 652120, 721990, 772954, 847756, 938587, 959140, 1010786, 1059695, 1104220, 1189160, 1211080, 1443980, 1545908, 1695512, 1877174, 1918280, 1932385, 2021572, 2119390, 2208440, 2526965, 2887960, 3091816, 3754348, 3864770, 4043144, 4238780, 4692935, 5053930, 6570109, 7508696, 7729540, 8477560, 9385870, 10107860, 13140218, 15459080, 18771740, 20215720, 26280436, 32850545, 37543480, 52560872, 65701090, 131402180, 262804360]

約数ペア:

[(1, 262804360), (2, 131402180), (4, 65701090), (5, 52560872), (7, 37543480), (8, 32850545), (10, 26280436), (13, 20215720), (14, 18771740), (17, 15459080), (20, 13140218), (26, 10107860), (28, 9385870), (31, 8477560), (34, 7729540), (35, 7508696), (40, 6570109), (52, 5053930), (56, 4692935), (62, 4238780), (65, 4043144), (68, 3864770), (70, 3754348), (85, 3091816), (91, 2887960), (104, 2526965), (119, 2208440), (124, 2119390), (130, 2021572), (136, 1932385), (137, 1918280), (140, 1877174), (155, 1695512), (170, 1545908), (182, 1443980), (217, 1211080), (221, 1189160), (238, 1104220), (248, 1059695), (260, 1010786), (274, 959140), (280, 938587), (310, 847756), (340, 772954), (364, 721990), (403, 652120), (434, 605540), (442, 594580), (455, 577592), (476, 552110), (520, 505393), (527, 498680), (548, 479570), (595, 441688), (620, 423878), (680, 386477), (685, 383656), (728, 360995), (806, 326060), (868, 302770), (884, 297290), (910, 288796), (952, 276055), (959, 274040), (1054, 249340), (1085, 242216), (1096, 239785), (1105, 237832), (1190, 220844), (1240, 211939), (1370, 191828), (1547, 169880), (1612, 163030), (1736, 151385), (1768, 148645), (1781, 147560), (1820, 144398), (1918, 137020), (2015, 130424), (2108, 124670), (2170, 121108), (2210, 118916), (2329, 112840), (2380, 110422), (2635, 99736), (2740, 95914), (2821, 93160), (3094, 84940), (3224, 81515), (3562, 73780), (3640, 72199), (3689, 71240), (3836, 68510), (4030, 65212), (4216, 62335), (4247, 61880), (4340, 60554), (4420, 59458), (4658, 56420), (4760, 55211), (4795, 54808), (5270, 49868), (5480, 47957), (5642, 46580), (6188, 42470), (6851, 38360), (7124, 36890), (7378, 35620), (7672, 34255), (7735, 33976), (8060, 32606), (8494, 30940), (8680, 30277), (8840, 29729), (8905, 29512), (9316, 28210), (9590, 27404), (10540, 24934), (11284, 23290), (11645, 22568), (12376, 21235), (12467, 21080), (13702, 19180), (14105, 18632), (14248, 18445), (14756, 17810), (15470, 16988), (16120, 16303)]