390777660

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23857}}^1$

素因数の和:23892

約数の個数: 144

約数和(自身を含む): 1458964416

約数和(自身を除く): 1068186756

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 60, 63, 65, 70, 78, 84, 90, 91, 105, 117, 126, 130, 140, 156, 180, 182, 195, 210, 234, 252, 260, 273, 315, 364, 390, 420, 455, 468, 546, 585, 630, 780, 819, 910, 1092, 1170, 1260, 1365, 1638, 1820, 2340, 2730, 3276, 4095, 5460, 8190, 16380, 23857, 47714, 71571, 95428, 119285, 143142, 166999, 214713, 238570, 286284, 310141, 333998, 357855, 429426, 477140, 500997, 620282, 667996, 715710, 834995, 858852, 930423, 1001994, 1073565, 1240564, 1431420, 1502991, 1550705, 1669990, 1860846, 2003988, 2147130, 2170987, 2504985, 2791269, 3005982, 3101410, 3339980, 3721692, 4294260, 4341974, 4652115, 5009970, 5582538, 6011964, 6202820, 6512961, 7514955, 8683948, 9304230, 10019940, 10854935, 11165076, 13025922, 13956345, 15029910, 18608460, 19538883, 21709870, 26051844, 27912690, 30059820, 32564805, 39077766, 43419740, 55825380, 65129610, 78155532, 97694415, 130259220, 195388830, 390777660]

約数ペア:

[(1, 390777660), (2, 195388830), (3, 130259220), (4, 97694415), (5, 78155532), (6, 65129610), (7, 55825380), (9, 43419740), (10, 39077766), (12, 32564805), (13, 30059820), (14, 27912690), (15, 26051844), (18, 21709870), (20, 19538883), (21, 18608460), (26, 15029910), (28, 13956345), (30, 13025922), (35, 11165076), (36, 10854935), (39, 10019940), (42, 9304230), (45, 8683948), (52, 7514955), (60, 6512961), (63, 6202820), (65, 6011964), (70, 5582538), (78, 5009970), (84, 4652115), (90, 4341974), (91, 4294260), (105, 3721692), (117, 3339980), (126, 3101410), (130, 3005982), (140, 2791269), (156, 2504985), (180, 2170987), (182, 2147130), (195, 2003988), (210, 1860846), (234, 1669990), (252, 1550705), (260, 1502991), (273, 1431420), (315, 1240564), (364, 1073565), (390, 1001994), (420, 930423), (455, 858852), (468, 834995), (546, 715710), (585, 667996), (630, 620282), (780, 500997), (819, 477140), (910, 429426), (1092, 357855), (1170, 333998), (1260, 310141), (1365, 286284), (1638, 238570), (1820, 214713), (2340, 166999), (2730, 143142), (3276, 119285), (4095, 95428), (5460, 71571), (8190, 47714), (16380, 23857)]