404205840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{7907}}^1$

素因数の和:7997

約数の個数: 120

約数和(自身を含む): 1376751168

約数和(自身を除く): 972545328

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 71, 72, 80, 90, 120, 142, 144, 180, 213, 240, 284, 355, 360, 426, 568, 639, 710, 720, 852, 1065, 1136, 1278, 1420, 1704, 2130, 2556, 2840, 3195, 3408, 4260, 5112, 5680, 6390, 7907, 8520, 10224, 12780, 15814, 17040, 23721, 25560, 31628, 39535, 47442, 51120, 63256, 71163, 79070, 94884, 118605, 126512, 142326, 158140, 189768, 237210, 284652, 316280, 355815, 379536, 474420, 561397, 569304, 632560, 711630, 948840, 1122794, 1138608, 1423260, 1684191, 1897680, 2245588, 2806985, 2846520, 3368382, 4491176, 5052573, 5613970, 5693040, 6736764, 8420955, 8982352, 10105146, 11227940, 13473528, 16841910, 20210292, 22455880, 25262865, 26947056, 33683820, 40420584, 44911760, 50525730, 67367640, 80841168, 101051460, 134735280, 202102920, 404205840]

約数ペア:

[(1, 404205840), (2, 202102920), (3, 134735280), (4, 101051460), (5, 80841168), (6, 67367640), (8, 50525730), (9, 44911760), (10, 40420584), (12, 33683820), (15, 26947056), (16, 25262865), (18, 22455880), (20, 20210292), (24, 16841910), (30, 13473528), (36, 11227940), (40, 10105146), (45, 8982352), (48, 8420955), (60, 6736764), (71, 5693040), (72, 5613970), (80, 5052573), (90, 4491176), (120, 3368382), (142, 2846520), (144, 2806985), (180, 2245588), (213, 1897680), (240, 1684191), (284, 1423260), (355, 1138608), (360, 1122794), (426, 948840), (568, 711630), (639, 632560), (710, 569304), (720, 561397), (852, 474420), (1065, 379536), (1136, 355815), (1278, 316280), (1420, 284652), (1704, 237210), (2130, 189768), (2556, 158140), (2840, 142326), (3195, 126512), (3408, 118605), (4260, 94884), (5112, 79070), (5680, 71163), (6390, 63256), (7907, 51120), (8520, 47442), (10224, 39535), (12780, 31628), (15814, 25560), (17040, 23721)]