201550440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{18457}}^1$

素因数の和:18491

約数の個数: 128

約数和(自身を含む): 744226560

約数和(自身を除く): 542676120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 156, 168, 182, 195, 210, 260, 273, 280, 312, 364, 390, 420, 455, 520, 546, 728, 780, 840, 910, 1092, 1365, 1560, 1820, 2184, 2730, 3640, 5460, 10920, 18457, 36914, 55371, 73828, 92285, 110742, 129199, 147656, 184570, 221484, 239941, 258398, 276855, 369140, 387597, 442968, 479882, 516796, 553710, 645995, 719823, 738280, 775194, 959764, 1033592, 1107420, 1199705, 1291990, 1439646, 1550388, 1679587, 1919528, 1937985, 2214840, 2399410, 2583980, 2879292, 3100776, 3359174, 3599115, 3875970, 4798820, 5038761, 5167960, 5758584, 6718348, 7198230, 7751940, 8397935, 9597640, 10077522, 13436696, 14396460, 15503880, 16795870, 20155044, 25193805, 28792920, 33591740, 40310088, 50387610, 67183480, 100775220, 201550440]

約数ペア:

[(1, 201550440), (2, 100775220), (3, 67183480), (4, 50387610), (5, 40310088), (6, 33591740), (7, 28792920), (8, 25193805), (10, 20155044), (12, 16795870), (13, 15503880), (14, 14396460), (15, 13436696), (20, 10077522), (21, 9597640), (24, 8397935), (26, 7751940), (28, 7198230), (30, 6718348), (35, 5758584), (39, 5167960), (40, 5038761), (42, 4798820), (52, 3875970), (56, 3599115), (60, 3359174), (65, 3100776), (70, 2879292), (78, 2583980), (84, 2399410), (91, 2214840), (104, 1937985), (105, 1919528), (120, 1679587), (130, 1550388), (140, 1439646), (156, 1291990), (168, 1199705), (182, 1107420), (195, 1033592), (210, 959764), (260, 775194), (273, 738280), (280, 719823), (312, 645995), (364, 553710), (390, 516796), (420, 479882), (455, 442968), (520, 387597), (546, 369140), (728, 276855), (780, 258398), (840, 239941), (910, 221484), (1092, 184570), (1365, 147656), (1560, 129199), (1820, 110742), (2184, 92285), (2730, 73828), (3640, 55371), (5460, 36914), (10920, 18457)]