19303440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{269}}^1$

素因数の和:321

約数の個数: 160

約数和(自身を含む): 67495680

約数和(自身を除く): 48192240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 23, 24, 26, 30, 39, 40, 46, 48, 52, 60, 65, 69, 78, 80, 92, 104, 115, 120, 130, 138, 156, 184, 195, 208, 230, 240, 260, 269, 276, 299, 312, 345, 368, 390, 460, 520, 538, 552, 598, 624, 690, 780, 807, 897, 920, 1040, 1076, 1104, 1196, 1345, 1380, 1495, 1560, 1614, 1794, 1840, 2152, 2392, 2690, 2760, 2990, 3120, 3228, 3497, 3588, 4035, 4304, 4485, 4784, 5380, 5520, 5980, 6187, 6456, 6994, 7176, 8070, 8970, 10491, 10760, 11960, 12374, 12912, 13988, 14352, 16140, 17485, 17940, 18561, 20982, 21520, 23920, 24748, 27976, 30935, 32280, 34970, 35880, 37122, 41964, 49496, 52455, 55952, 61870, 64560, 69940, 71760, 74244, 80431, 83928, 92805, 98992, 104910, 123740, 139880, 148488, 160862, 167856, 185610, 209820, 241293, 247480, 279760, 296976, 321724, 371220, 402155, 419640, 482586, 494960, 643448, 742440, 804310, 839280, 965172, 1206465, 1286896, 1484880, 1608620, 1930344, 2412930, 3217240, 3860688, 4825860, 6434480, 9651720, 19303440]

約数ペア:

[(1, 19303440), (2, 9651720), (3, 6434480), (4, 4825860), (5, 3860688), (6, 3217240), (8, 2412930), (10, 1930344), (12, 1608620), (13, 1484880), (15, 1286896), (16, 1206465), (20, 965172), (23, 839280), (24, 804310), (26, 742440), (30, 643448), (39, 494960), (40, 482586), (46, 419640), (48, 402155), (52, 371220), (60, 321724), (65, 296976), (69, 279760), (78, 247480), (80, 241293), (92, 209820), (104, 185610), (115, 167856), (120, 160862), (130, 148488), (138, 139880), (156, 123740), (184, 104910), (195, 98992), (208, 92805), (230, 83928), (240, 80431), (260, 74244), (269, 71760), (276, 69940), (299, 64560), (312, 61870), (345, 55952), (368, 52455), (390, 49496), (460, 41964), (520, 37122), (538, 35880), (552, 34970), (598, 32280), (624, 30935), (690, 27976), (780, 24748), (807, 23920), (897, 21520), (920, 20982), (1040, 18561), (1076, 17940), (1104, 17485), (1196, 16140), (1345, 14352), (1380, 13988), (1495, 12912), (1560, 12374), (1614, 11960), (1794, 10760), (1840, 10491), (2152, 8970), (2392, 8070), (2690, 7176), (2760, 6994), (2990, 6456), (3120, 6187), (3228, 5980), (3497, 5520), (3588, 5380), (4035, 4784), (4304, 4485)]