73665280

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{233}}^1$

素因数の和:286

約数の個数: 144

約数和(自身を含む): 200884320

約数和(自身を除く): 127219040

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, 233, 247, 256, 260, 304, 320, 380, 416, 466, 494, 520, 608, 640, 760, 832, 932, 988, 1040, 1165, 1216, 1235, 1280, 1520, 1664, 1864, 1976, 2080, 2330, 2432, 2470, 3029, 3040, 3328, 3728, 3952, 4160, 4427, 4660, 4864, 4940, 6058, 6080, 7456, 7904, 8320, 8854, 9320, 9880, 12116, 12160, 14912, 15145, 15808, 16640, 17708, 18640, 19760, 22135, 24232, 24320, 29824, 30290, 31616, 35416, 37280, 39520, 44270, 48464, 57551, 59648, 60580, 63232, 70832, 74560, 79040, 88540, 96928, 115102, 121160, 141664, 149120, 158080, 177080, 193856, 230204, 242320, 283328, 287755, 298240, 316160, 354160, 387712, 460408, 484640, 566656, 575510, 708320, 775424, 920816, 969280, 1133312, 1151020, 1416640, 1841632, 1938560, 2302040, 2833280, 3683264, 3877120, 4604080, 5666560, 7366528, 9208160, 14733056, 18416320, 36832640, 73665280]

約数ペア:

[(1, 73665280), (2, 36832640), (4, 18416320), (5, 14733056), (8, 9208160), (10, 7366528), (13, 5666560), (16, 4604080), (19, 3877120), (20, 3683264), (26, 2833280), (32, 2302040), (38, 1938560), (40, 1841632), (52, 1416640), (64, 1151020), (65, 1133312), (76, 969280), (80, 920816), (95, 775424), (104, 708320), (128, 575510), (130, 566656), (152, 484640), (160, 460408), (190, 387712), (208, 354160), (233, 316160), (247, 298240), (256, 287755), (260, 283328), (304, 242320), (320, 230204), (380, 193856), (416, 177080), (466, 158080), (494, 149120), (520, 141664), (608, 121160), (640, 115102), (760, 96928), (832, 88540), (932, 79040), (988, 74560), (1040, 70832), (1165, 63232), (1216, 60580), (1235, 59648), (1280, 57551), (1520, 48464), (1664, 44270), (1864, 39520), (1976, 37280), (2080, 35416), (2330, 31616), (2432, 30290), (2470, 29824), (3029, 24320), (3040, 24232), (3328, 22135), (3728, 19760), (3952, 18640), (4160, 17708), (4427, 16640), (4660, 15808), (4864, 15145), (4940, 14912), (6058, 12160), (6080, 12116), (7456, 9880), (7904, 9320), (8320, 8854)]