37781120

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1$

素因数の和:290

約数の個数: 128

約数和(自身を含む): 102816000

約数和(自身を除く): 65034880

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 64, 65, 76, 80, 95, 104, 128, 130, 152, 160, 190, 208, 239, 247, 260, 304, 320, 380, 416, 478, 494, 520, 608, 640, 760, 832, 956, 988, 1040, 1195, 1216, 1235, 1520, 1664, 1912, 1976, 2080, 2390, 2432, 2470, 3040, 3107, 3824, 3952, 4160, 4541, 4780, 4940, 6080, 6214, 7648, 7904, 8320, 9082, 9560, 9880, 12160, 12428, 15296, 15535, 15808, 18164, 19120, 19760, 22705, 24856, 30592, 31070, 31616, 36328, 38240, 39520, 45410, 49712, 59033, 62140, 72656, 76480, 79040, 90820, 99424, 118066, 124280, 145312, 152960, 158080, 181640, 198848, 236132, 248560, 290624, 295165, 363280, 397696, 472264, 497120, 581248, 590330, 726560, 944528, 994240, 1180660, 1453120, 1889056, 1988480, 2361320, 2906240, 3778112, 4722640, 7556224, 9445280, 18890560, 37781120]

約数ペア:

[(1, 37781120), (2, 18890560), (4, 9445280), (5, 7556224), (8, 4722640), (10, 3778112), (13, 2906240), (16, 2361320), (19, 1988480), (20, 1889056), (26, 1453120), (32, 1180660), (38, 994240), (40, 944528), (52, 726560), (64, 590330), (65, 581248), (76, 497120), (80, 472264), (95, 397696), (104, 363280), (128, 295165), (130, 290624), (152, 248560), (160, 236132), (190, 198848), (208, 181640), (239, 158080), (247, 152960), (260, 145312), (304, 124280), (320, 118066), (380, 99424), (416, 90820), (478, 79040), (494, 76480), (520, 72656), (608, 62140), (640, 59033), (760, 49712), (832, 45410), (956, 39520), (988, 38240), (1040, 36328), (1195, 31616), (1216, 31070), (1235, 30592), (1520, 24856), (1664, 22705), (1912, 19760), (1976, 19120), (2080, 18164), (2390, 15808), (2432, 15535), (2470, 15296), (3040, 12428), (3107, 12160), (3824, 9880), (3952, 9560), (4160, 9082), (4541, 8320), (4780, 7904), (4940, 7648), (6080, 6214)]