831927720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{13007}}^1$

素因数の和:13075

約数の個数: 128

約数和(自身を含む): 2753533440

約数和(自身を除く): 1921605720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 41, 52, 60, 65, 78, 82, 104, 120, 123, 130, 156, 164, 195, 205, 246, 260, 312, 328, 390, 410, 492, 520, 533, 615, 780, 820, 984, 1066, 1230, 1560, 1599, 1640, 2132, 2460, 2665, 3198, 4264, 4920, 5330, 6396, 7995, 10660, 12792, 13007, 15990, 21320, 26014, 31980, 39021, 52028, 63960, 65035, 78042, 104056, 130070, 156084, 169091, 195105, 260140, 312168, 338182, 390210, 507273, 520280, 533287, 676364, 780420, 845455, 1014546, 1066574, 1352728, 1560840, 1599861, 1690910, 2029092, 2133148, 2536365, 2666435, 3199722, 3381820, 4058184, 4266296, 5072730, 5332870, 6399444, 6763640, 6932731, 7999305, 10145460, 10665740, 12798888, 13865462, 15998610, 20290920, 20798193, 21331480, 27730924, 31997220, 34663655, 41596386, 55461848, 63994440, 69327310, 83192772, 103990965, 138654620, 166385544, 207981930, 277309240, 415963860, 831927720]

約数ペア:

[(1, 831927720), (2, 415963860), (3, 277309240), (4, 207981930), (5, 166385544), (6, 138654620), (8, 103990965), (10, 83192772), (12, 69327310), (13, 63994440), (15, 55461848), (20, 41596386), (24, 34663655), (26, 31997220), (30, 27730924), (39, 21331480), (40, 20798193), (41, 20290920), (52, 15998610), (60, 13865462), (65, 12798888), (78, 10665740), (82, 10145460), (104, 7999305), (120, 6932731), (123, 6763640), (130, 6399444), (156, 5332870), (164, 5072730), (195, 4266296), (205, 4058184), (246, 3381820), (260, 3199722), (312, 2666435), (328, 2536365), (390, 2133148), (410, 2029092), (492, 1690910), (520, 1599861), (533, 1560840), (615, 1352728), (780, 1066574), (820, 1014546), (984, 845455), (1066, 780420), (1230, 676364), (1560, 533287), (1599, 520280), (1640, 507273), (2132, 390210), (2460, 338182), (2665, 312168), (3198, 260140), (4264, 195105), (4920, 169091), (5330, 156084), (6396, 130070), (7995, 104056), (10660, 78042), (12792, 65035), (13007, 63960), (15990, 52028), (21320, 39021), (26014, 31980)]