260518440

素因数分解:

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

素因数の和:23891

約数の個数: 128

約数和(自身を含む): 961954560

約数和(自身を除く): 701436120

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, 23857, 47714, 71571, 95428, 119285, 143142, 166999, 190856, 238570, 286284, 310141, 333998, 357855, 477140, 500997, 572568, 620282, 667996, 715710, 834995, 930423, 954280, 1001994, 1240564, 1335992, 1431420, 1550705, 1669990, 1860846, 2003988, 2170987, 2481128, 2504985, 2862840, 3101410, 3339980, 3721692, 4007976, 4341974, 4652115, 5009970, 6202820, 6512961, 6679960, 7443384, 8683948, 9304230, 10019940, 10854935, 12405640, 13025922, 17367896, 18608460, 20039880, 21709870, 26051844, 32564805, 37216920, 43419740, 52103688, 65129610, 86839480, 130259220, 260518440]

約数ペア:

[(1, 260518440), (2, 130259220), (3, 86839480), (4, 65129610), (5, 52103688), (6, 43419740), (7, 37216920), (8, 32564805), (10, 26051844), (12, 21709870), (13, 20039880), (14, 18608460), (15, 17367896), (20, 13025922), (21, 12405640), (24, 10854935), (26, 10019940), (28, 9304230), (30, 8683948), (35, 7443384), (39, 6679960), (40, 6512961), (42, 6202820), (52, 5009970), (56, 4652115), (60, 4341974), (65, 4007976), (70, 3721692), (78, 3339980), (84, 3101410), (91, 2862840), (104, 2504985), (105, 2481128), (120, 2170987), (130, 2003988), (140, 1860846), (156, 1669990), (168, 1550705), (182, 1431420), (195, 1335992), (210, 1240564), (260, 1001994), (273, 954280), (280, 930423), (312, 834995), (364, 715710), (390, 667996), (420, 620282), (455, 572568), (520, 500997), (546, 477140), (728, 357855), (780, 333998), (840, 310141), (910, 286284), (1092, 238570), (1365, 190856), (1560, 166999), (1820, 143142), (2184, 119285), (2730, 95428), (3640, 71571), (5460, 47714), (10920, 23857)]