255617460

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{5483}}^1$

素因数の和:5542

約数の個数: 144

約数和(自身を含む): 910256256

約数和(自身を除く): 654638796

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 37, 42, 45, 60, 63, 70, 74, 84, 90, 105, 111, 126, 140, 148, 180, 185, 210, 222, 252, 259, 315, 333, 370, 420, 444, 518, 555, 630, 666, 740, 777, 1036, 1110, 1260, 1295, 1332, 1554, 1665, 2220, 2331, 2590, 3108, 3330, 3885, 4662, 5180, 5483, 6660, 7770, 9324, 10966, 11655, 15540, 16449, 21932, 23310, 27415, 32898, 38381, 46620, 49347, 54830, 65796, 76762, 82245, 98694, 109660, 115143, 153524, 164490, 191905, 197388, 202871, 230286, 246735, 328980, 345429, 383810, 405742, 460572, 493470, 575715, 608613, 690858, 767620, 811484, 986940, 1014355, 1151430, 1217226, 1381716, 1420097, 1727145, 1825839, 2028710, 2302860, 2434452, 2840194, 3043065, 3454290, 3651678, 4057420, 4260291, 5680388, 6086130, 6908580, 7100485, 7303356, 8520582, 9129195, 12172260, 12780873, 14200970, 17041164, 18258390, 21301455, 25561746, 28401940, 36516780, 42602910, 51123492, 63904365, 85205820, 127808730, 255617460]

約数ペア:

[(1, 255617460), (2, 127808730), (3, 85205820), (4, 63904365), (5, 51123492), (6, 42602910), (7, 36516780), (9, 28401940), (10, 25561746), (12, 21301455), (14, 18258390), (15, 17041164), (18, 14200970), (20, 12780873), (21, 12172260), (28, 9129195), (30, 8520582), (35, 7303356), (36, 7100485), (37, 6908580), (42, 6086130), (45, 5680388), (60, 4260291), (63, 4057420), (70, 3651678), (74, 3454290), (84, 3043065), (90, 2840194), (105, 2434452), (111, 2302860), (126, 2028710), (140, 1825839), (148, 1727145), (180, 1420097), (185, 1381716), (210, 1217226), (222, 1151430), (252, 1014355), (259, 986940), (315, 811484), (333, 767620), (370, 690858), (420, 608613), (444, 575715), (518, 493470), (555, 460572), (630, 405742), (666, 383810), (740, 345429), (777, 328980), (1036, 246735), (1110, 230286), (1260, 202871), (1295, 197388), (1332, 191905), (1554, 164490), (1665, 153524), (2220, 115143), (2331, 109660), (2590, 98694), (3108, 82245), (3330, 76762), (3885, 65796), (4662, 54830), (5180, 49347), (5483, 46620), (6660, 38381), (7770, 32898), (9324, 27415), (10966, 23310), (11655, 21932), (15540, 16449)]