261050688

素因数分解:

$2^6\times 3^4\times {\mathrm{37}}^1\times {\mathrm{1361}}^1$

素因数の和:1422

約数の個数: 140

約数和(自身を含む): 795334452

約数和(自身を除く): 534283764

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 37, 48, 54, 64, 72, 74, 81, 96, 108, 111, 144, 148, 162, 192, 216, 222, 288, 296, 324, 333, 432, 444, 576, 592, 648, 666, 864, 888, 999, 1184, 1296, 1332, 1361, 1728, 1776, 1998, 2368, 2592, 2664, 2722, 2997, 3552, 3996, 4083, 5184, 5328, 5444, 5994, 7104, 7992, 8166, 10656, 10888, 11988, 12249, 15984, 16332, 21312, 21776, 23976, 24498, 31968, 32664, 36747, 43552, 47952, 48996, 50357, 63936, 65328, 73494, 87104, 95904, 97992, 100714, 110241, 130656, 146988, 151071, 191808, 195984, 201428, 220482, 261312, 293976, 302142, 391968, 402856, 440964, 453213, 587952, 604284, 783936, 805712, 881928, 906426, 1175904, 1208568, 1359639, 1611424, 1763856, 1812852, 2351808, 2417136, 2719278, 3222848, 3527712, 3625704, 4078917, 4834272, 5438556, 7055424, 7251408, 8157834, 9668544, 10877112, 14502816, 16315668, 21754224, 29005632, 32631336, 43508448, 65262672, 87016896, 130525344, 261050688]

約数ペア:

[(1, 261050688), (2, 130525344), (3, 87016896), (4, 65262672), (6, 43508448), (8, 32631336), (9, 29005632), (12, 21754224), (16, 16315668), (18, 14502816), (24, 10877112), (27, 9668544), (32, 8157834), (36, 7251408), (37, 7055424), (48, 5438556), (54, 4834272), (64, 4078917), (72, 3625704), (74, 3527712), (81, 3222848), (96, 2719278), (108, 2417136), (111, 2351808), (144, 1812852), (148, 1763856), (162, 1611424), (192, 1359639), (216, 1208568), (222, 1175904), (288, 906426), (296, 881928), (324, 805712), (333, 783936), (432, 604284), (444, 587952), (576, 453213), (592, 440964), (648, 402856), (666, 391968), (864, 302142), (888, 293976), (999, 261312), (1184, 220482), (1296, 201428), (1332, 195984), (1361, 191808), (1728, 151071), (1776, 146988), (1998, 130656), (2368, 110241), (2592, 100714), (2664, 97992), (2722, 95904), (2997, 87104), (3552, 73494), (3996, 65328), (4083, 63936), (5184, 50357), (5328, 48996), (5444, 47952), (5994, 43552), (7104, 36747), (7992, 32664), (8166, 31968), (10656, 24498), (10888, 23976), (11988, 21776), (12249, 21312), (15984, 16332)]