1630650040

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{149}}^1\times {\mathrm{2557}}^1$

素因数の和:2824

約数の個数: 64

約数和(自身を含む): 3729564000

約数和(自身を除く): 2098913960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 149, 214, 298, 428, 535, 596, 745, 856, 1070, 1192, 1490, 2140, 2557, 2980, 4280, 5114, 5960, 10228, 12785, 15943, 20456, 25570, 31886, 51140, 63772, 79715, 102280, 127544, 159430, 273599, 318860, 380993, 547198, 637720, 761986, 1094396, 1367995, 1523972, 1904965, 2188792, 2735990, 3047944, 3809930, 5471980, 7619860, 10943960, 15239720, 40766251, 81532502, 163065004, 203831255, 326130008, 407662510, 815325020, 1630650040]

約数ペア:

[(1, 1630650040), (2, 815325020), (4, 407662510), (5, 326130008), (8, 203831255), (10, 163065004), (20, 81532502), (40, 40766251), (107, 15239720), (149, 10943960), (214, 7619860), (298, 5471980), (428, 3809930), (535, 3047944), (596, 2735990), (745, 2188792), (856, 1904965), (1070, 1523972), (1192, 1367995), (1490, 1094396), (2140, 761986), (2557, 637720), (2980, 547198), (4280, 380993), (5114, 318860), (5960, 273599), (10228, 159430), (12785, 127544), (15943, 102280), (20456, 79715), (25570, 63772), (31886, 51140)]