1216638960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{71399}}^1$

素因数の和:71486

約数の個数: 80

約数和(自身を含む): 3824755200

約数和(自身を除く): 2608116240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 71, 80, 120, 142, 213, 240, 284, 355, 426, 568, 710, 852, 1065, 1136, 1420, 1704, 2130, 2840, 3408, 4260, 5680, 8520, 17040, 71399, 142798, 214197, 285596, 356995, 428394, 571192, 713990, 856788, 1070985, 1142384, 1427980, 1713576, 2141970, 2855960, 3427152, 4283940, 5069329, 5711920, 8567880, 10138658, 15207987, 17135760, 20277316, 25346645, 30415974, 40554632, 50693290, 60831948, 76039935, 81109264, 101386580, 121663896, 152079870, 202773160, 243327792, 304159740, 405546320, 608319480, 1216638960]

約数ペア:

[(1, 1216638960), (2, 608319480), (3, 405546320), (4, 304159740), (5, 243327792), (6, 202773160), (8, 152079870), (10, 121663896), (12, 101386580), (15, 81109264), (16, 76039935), (20, 60831948), (24, 50693290), (30, 40554632), (40, 30415974), (48, 25346645), (60, 20277316), (71, 17135760), (80, 15207987), (120, 10138658), (142, 8567880), (213, 5711920), (240, 5069329), (284, 4283940), (355, 3427152), (426, 2855960), (568, 2141970), (710, 1713576), (852, 1427980), (1065, 1142384), (1136, 1070985), (1420, 856788), (1704, 713990), (2130, 571192), (2840, 428394), (3408, 356995), (4260, 285596), (5680, 214197), (8520, 142798), (17040, 71399)]