2540679960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{232663}}^1$

素因数の和:232697

約数の個数: 128

約数和(自身を含む): 9381012480

約数和(自身を除く): 6840332520

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, 232663, 465326, 697989, 930652, 1163315, 1395978, 1628641, 1861304, 2326630, 2791956, 3024619, 3257282, 3489945, 4653260, 4885923, 5583912, 6049238, 6514564, 6979890, 8143205, 9073857, 9306520, 9771846, 12098476, 13029128, 13959780, 15123095, 16286410, 18147714, 19543692, 21172333, 24196952, 24429615, 27919560, 30246190, 32572820, 36295428, 39087384, 42344666, 45369285, 48859230, 60492380, 63516999, 65145640, 72590856, 84689332, 90738570, 97718460, 105861665, 120984760, 127033998, 169378664, 181477140, 195436920, 211723330, 254067996, 317584995, 362954280, 423446660, 508135992, 635169990, 846893320, 1270339980, 2540679960]

約数ペア:

[(1, 2540679960), (2, 1270339980), (3, 846893320), (4, 635169990), (5, 508135992), (6, 423446660), (7, 362954280), (8, 317584995), (10, 254067996), (12, 211723330), (13, 195436920), (14, 181477140), (15, 169378664), (20, 127033998), (21, 120984760), (24, 105861665), (26, 97718460), (28, 90738570), (30, 84689332), (35, 72590856), (39, 65145640), (40, 63516999), (42, 60492380), (52, 48859230), (56, 45369285), (60, 42344666), (65, 39087384), (70, 36295428), (78, 32572820), (84, 30246190), (91, 27919560), (104, 24429615), (105, 24196952), (120, 21172333), (130, 19543692), (140, 18147714), (156, 16286410), (168, 15123095), (182, 13959780), (195, 13029128), (210, 12098476), (260, 9771846), (273, 9306520), (280, 9073857), (312, 8143205), (364, 6979890), (390, 6514564), (420, 6049238), (455, 5583912), (520, 4885923), (546, 4653260), (728, 3489945), (780, 3257282), (840, 3024619), (910, 2791956), (1092, 2326630), (1365, 1861304), (1560, 1628641), (1820, 1395978), (2184, 1163315), (2730, 930652), (3640, 697989), (5460, 465326), (10920, 232663)]