1296183780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{1559}}^1$

素因数の和:1754

約数の個数: 144

約数和(自身を含む): 4088448000

約数和(自身を除く): 2792264220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 149, 155, 180, 186, 279, 298, 310, 372, 447, 465, 558, 596, 620, 745, 894, 930, 1116, 1341, 1395, 1490, 1559, 1788, 1860, 2235, 2682, 2790, 2980, 3118, 4470, 4619, 4677, 5364, 5580, 6236, 6705, 7795, 8940, 9238, 9354, 13410, 13857, 14031, 15590, 18476, 18708, 23095, 23385, 26820, 27714, 28062, 31180, 41571, 46190, 46770, 48329, 55428, 56124, 69285, 70155, 83142, 92380, 93540, 96658, 138570, 140310, 144987, 166284, 193316, 207855, 232291, 241645, 277140, 280620, 289974, 415710, 434961, 464582, 483290, 579948, 696873, 724935, 831420, 869922, 929164, 966580, 1161455, 1393746, 1449870, 1739844, 2090619, 2174805, 2322910, 2787492, 2899740, 3484365, 4181238, 4349610, 4645820, 6968730, 7201021, 8362476, 8699220, 10453095, 13937460, 14402042, 20906190, 21603063, 28804084, 36005105, 41812380, 43206126, 64809189, 72010210, 86412252, 108015315, 129618378, 144020420, 216030630, 259236756, 324045945, 432061260, 648091890, 1296183780]

約数ペア:

[(1, 1296183780), (2, 648091890), (3, 432061260), (4, 324045945), (5, 259236756), (6, 216030630), (9, 144020420), (10, 129618378), (12, 108015315), (15, 86412252), (18, 72010210), (20, 64809189), (30, 43206126), (31, 41812380), (36, 36005105), (45, 28804084), (60, 21603063), (62, 20906190), (90, 14402042), (93, 13937460), (124, 10453095), (149, 8699220), (155, 8362476), (180, 7201021), (186, 6968730), (279, 4645820), (298, 4349610), (310, 4181238), (372, 3484365), (447, 2899740), (465, 2787492), (558, 2322910), (596, 2174805), (620, 2090619), (745, 1739844), (894, 1449870), (930, 1393746), (1116, 1161455), (1341, 966580), (1395, 929164), (1490, 869922), (1559, 831420), (1788, 724935), (1860, 696873), (2235, 579948), (2682, 483290), (2790, 464582), (2980, 434961), (3118, 415710), (4470, 289974), (4619, 280620), (4677, 277140), (5364, 241645), (5580, 232291), (6236, 207855), (6705, 193316), (7795, 166284), (8940, 144987), (9238, 140310), (9354, 138570), (13410, 96658), (13857, 93540), (14031, 92380), (15590, 83142), (18476, 70155), (18708, 69285), (23095, 56124), (23385, 55428), (26820, 48329), (27714, 46770), (28062, 46190), (31180, 41571)]