393087480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{1951}}^1$

素因数の和:2061

約数の個数: 128

約数和(自身を含む): 1248030720

約数和(自身を除く): 854943240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 73, 92, 115, 120, 138, 146, 184, 219, 230, 276, 292, 345, 365, 438, 460, 552, 584, 690, 730, 876, 920, 1095, 1380, 1460, 1679, 1752, 1951, 2190, 2760, 2920, 3358, 3902, 4380, 5037, 5853, 6716, 7804, 8395, 8760, 9755, 10074, 11706, 13432, 15608, 16790, 19510, 20148, 23412, 25185, 29265, 33580, 39020, 40296, 44873, 46824, 50370, 58530, 67160, 78040, 89746, 100740, 117060, 134619, 142423, 179492, 201480, 224365, 234120, 269238, 284846, 358984, 427269, 448730, 538476, 569692, 673095, 712115, 854538, 897460, 1076952, 1139384, 1346190, 1424230, 1709076, 1794920, 2136345, 2692380, 2848460, 3275729, 3418152, 4272690, 5384760, 5696920, 6551458, 8545380, 9827187, 13102916, 16378645, 17090760, 19654374, 26205832, 32757290, 39308748, 49135935, 65514580, 78617496, 98271870, 131029160, 196543740, 393087480]

約数ペア:

[(1, 393087480), (2, 196543740), (3, 131029160), (4, 98271870), (5, 78617496), (6, 65514580), (8, 49135935), (10, 39308748), (12, 32757290), (15, 26205832), (20, 19654374), (23, 17090760), (24, 16378645), (30, 13102916), (40, 9827187), (46, 8545380), (60, 6551458), (69, 5696920), (73, 5384760), (92, 4272690), (115, 3418152), (120, 3275729), (138, 2848460), (146, 2692380), (184, 2136345), (219, 1794920), (230, 1709076), (276, 1424230), (292, 1346190), (345, 1139384), (365, 1076952), (438, 897460), (460, 854538), (552, 712115), (584, 673095), (690, 569692), (730, 538476), (876, 448730), (920, 427269), (1095, 358984), (1380, 284846), (1460, 269238), (1679, 234120), (1752, 224365), (1951, 201480), (2190, 179492), (2760, 142423), (2920, 134619), (3358, 117060), (3902, 100740), (4380, 89746), (5037, 78040), (5853, 67160), (6716, 58530), (7804, 50370), (8395, 46824), (8760, 44873), (9755, 40296), (10074, 39020), (11706, 33580), (13432, 29265), (15608, 25185), (16790, 23412), (19510, 20148)]