521517360

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23879}}^1$

素因数の和:23915

約数の個数: 160

約数和(自身を含む): 1989872640

約数和(自身を除く): 1468355280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 48, 52, 56, 60, 65, 70, 78, 80, 84, 91, 104, 105, 112, 120, 130, 140, 156, 168, 182, 195, 208, 210, 240, 260, 273, 280, 312, 336, 364, 390, 420, 455, 520, 546, 560, 624, 728, 780, 840, 910, 1040, 1092, 1365, 1456, 1560, 1680, 1820, 2184, 2730, 3120, 3640, 4368, 5460, 7280, 10920, 21840, 23879, 47758, 71637, 95516, 119395, 143274, 167153, 191032, 238790, 286548, 310427, 334306, 358185, 382064, 477580, 501459, 573096, 620854, 668612, 716370, 835765, 931281, 955160, 1002918, 1146192, 1241708, 1337224, 1432740, 1552135, 1671530, 1862562, 1910320, 2005836, 2172989, 2483416, 2507295, 2674448, 2865480, 3104270, 3343060, 3725124, 4011672, 4345978, 4656405, 4966832, 5014590, 5730960, 6208540, 6518967, 6686120, 7450248, 8023344, 8691956, 9312810, 10029180, 10864945, 12417080, 13037934, 13372240, 14900496, 17383912, 18625620, 20058360, 21729890, 24834160, 26075868, 32594835, 34767824, 37251240, 40116720, 43459780, 52151736, 65189670, 74502480, 86919560, 104303472, 130379340, 173839120, 260758680, 521517360]

約数ペア:

[(1, 521517360), (2, 260758680), (3, 173839120), (4, 130379340), (5, 104303472), (6, 86919560), (7, 74502480), (8, 65189670), (10, 52151736), (12, 43459780), (13, 40116720), (14, 37251240), (15, 34767824), (16, 32594835), (20, 26075868), (21, 24834160), (24, 21729890), (26, 20058360), (28, 18625620), (30, 17383912), (35, 14900496), (39, 13372240), (40, 13037934), (42, 12417080), (48, 10864945), (52, 10029180), (56, 9312810), (60, 8691956), (65, 8023344), (70, 7450248), (78, 6686120), (80, 6518967), (84, 6208540), (91, 5730960), (104, 5014590), (105, 4966832), (112, 4656405), (120, 4345978), (130, 4011672), (140, 3725124), (156, 3343060), (168, 3104270), (182, 2865480), (195, 2674448), (208, 2507295), (210, 2483416), (240, 2172989), (260, 2005836), (273, 1910320), (280, 1862562), (312, 1671530), (336, 1552135), (364, 1432740), (390, 1337224), (420, 1241708), (455, 1146192), (520, 1002918), (546, 955160), (560, 931281), (624, 835765), (728, 716370), (780, 668612), (840, 620854), (910, 573096), (1040, 501459), (1092, 477580), (1365, 382064), (1456, 358185), (1560, 334306), (1680, 310427), (1820, 286548), (2184, 238790), (2730, 191032), (3120, 167153), (3640, 143274), (4368, 119395), (5460, 95516), (7280, 71637), (10920, 47758), (21840, 23879)]