639142920

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{45523}}^1$

素因数の和:45556

約数の個数: 128

約数和(自身を含む): 2294409600

約数和(自身を除く): 1655266680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 52, 54, 60, 65, 72, 78, 90, 104, 108, 117, 120, 130, 135, 156, 180, 195, 216, 234, 260, 270, 312, 351, 360, 390, 468, 520, 540, 585, 702, 780, 936, 1080, 1170, 1404, 1560, 1755, 2340, 2808, 3510, 4680, 7020, 14040, 45523, 91046, 136569, 182092, 227615, 273138, 364184, 409707, 455230, 546276, 591799, 682845, 819414, 910460, 1092552, 1183598, 1229121, 1365690, 1638828, 1775397, 1820920, 2048535, 2367196, 2458242, 2731380, 2958995, 3277656, 3550794, 4097070, 4734392, 4916484, 5326191, 5462760, 5917990, 6145605, 7101588, 8194140, 8876985, 9832968, 10652382, 11835980, 12291210, 14203176, 15978573, 16388280, 17753970, 21304764, 23671960, 24582420, 26630955, 31957146, 35507940, 42609528, 49164840, 53261910, 63914292, 71015880, 79892865, 106523820, 127828584, 159785730, 213047640, 319571460, 639142920]

約数ペア:

[(1, 639142920), (2, 319571460), (3, 213047640), (4, 159785730), (5, 127828584), (6, 106523820), (8, 79892865), (9, 71015880), (10, 63914292), (12, 53261910), (13, 49164840), (15, 42609528), (18, 35507940), (20, 31957146), (24, 26630955), (26, 24582420), (27, 23671960), (30, 21304764), (36, 17753970), (39, 16388280), (40, 15978573), (45, 14203176), (52, 12291210), (54, 11835980), (60, 10652382), (65, 9832968), (72, 8876985), (78, 8194140), (90, 7101588), (104, 6145605), (108, 5917990), (117, 5462760), (120, 5326191), (130, 4916484), (135, 4734392), (156, 4097070), (180, 3550794), (195, 3277656), (216, 2958995), (234, 2731380), (260, 2458242), (270, 2367196), (312, 2048535), (351, 1820920), (360, 1775397), (390, 1638828), (468, 1365690), (520, 1229121), (540, 1183598), (585, 1092552), (702, 910460), (780, 819414), (936, 682845), (1080, 591799), (1170, 546276), (1404, 455230), (1560, 409707), (1755, 364184), (2340, 273138), (2808, 227615), (3510, 182092), (4680, 136569), (7020, 91046), (14040, 45523)]