320806980

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{15233}}^1$

素因数の和:15267

約数の個数: 120

約数和(自身を含む): 1083868632

約数和(自身を除く): 763061652

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 81, 90, 108, 117, 130, 135, 156, 162, 180, 195, 234, 260, 270, 324, 351, 390, 405, 468, 540, 585, 702, 780, 810, 1053, 1170, 1404, 1620, 1755, 2106, 2340, 3510, 4212, 5265, 7020, 10530, 15233, 21060, 30466, 45699, 60932, 76165, 91398, 137097, 152330, 182796, 198029, 228495, 274194, 304660, 396058, 411291, 456990, 548388, 594087, 685485, 792116, 822582, 913980, 990145, 1188174, 1233873, 1370970, 1645164, 1782261, 1980290, 2056455, 2376348, 2467746, 2741940, 2970435, 3564522, 3960580, 4112910, 4935492, 5346783, 5940870, 6169365, 7129044, 8225820, 8911305, 10693566, 11881740, 12338730, 16040349, 17822610, 21387132, 24677460, 26733915, 32080698, 35645220, 53467830, 64161396, 80201745, 106935660, 160403490, 320806980]

約数ペア:

[(1, 320806980), (2, 160403490), (3, 106935660), (4, 80201745), (5, 64161396), (6, 53467830), (9, 35645220), (10, 32080698), (12, 26733915), (13, 24677460), (15, 21387132), (18, 17822610), (20, 16040349), (26, 12338730), (27, 11881740), (30, 10693566), (36, 8911305), (39, 8225820), (45, 7129044), (52, 6169365), (54, 5940870), (60, 5346783), (65, 4935492), (78, 4112910), (81, 3960580), (90, 3564522), (108, 2970435), (117, 2741940), (130, 2467746), (135, 2376348), (156, 2056455), (162, 1980290), (180, 1782261), (195, 1645164), (234, 1370970), (260, 1233873), (270, 1188174), (324, 990145), (351, 913980), (390, 822582), (405, 792116), (468, 685485), (540, 594087), (585, 548388), (702, 456990), (780, 411291), (810, 396058), (1053, 304660), (1170, 274194), (1404, 228495), (1620, 198029), (1755, 182796), (2106, 152330), (2340, 137097), (3510, 91398), (4212, 76165), (5265, 60932), (7020, 45699), (10530, 30466), (15233, 21060)]