18416320

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{233}}^1$

素因数の和:282

約数の個数: 112

約数和(自身を含む): 49926240

約数和(自身を除く): 31509920

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 64, 65, 76, 80, 95, 104, 130, 152, 160, 190, 208, 233, 247, 260, 304, 320, 380, 416, 466, 494, 520, 608, 760, 832, 932, 988, 1040, 1165, 1216, 1235, 1520, 1864, 1976, 2080, 2330, 2470, 3029, 3040, 3728, 3952, 4160, 4427, 4660, 4940, 6058, 6080, 7456, 7904, 8854, 9320, 9880, 12116, 14912, 15145, 15808, 17708, 18640, 19760, 22135, 24232, 30290, 35416, 37280, 39520, 44270, 48464, 57551, 60580, 70832, 74560, 79040, 88540, 96928, 115102, 121160, 141664, 177080, 193856, 230204, 242320, 283328, 287755, 354160, 460408, 484640, 575510, 708320, 920816, 969280, 1151020, 1416640, 1841632, 2302040, 3683264, 4604080, 9208160, 18416320]

約数ペア:

[(1, 18416320), (2, 9208160), (4, 4604080), (5, 3683264), (8, 2302040), (10, 1841632), (13, 1416640), (16, 1151020), (19, 969280), (20, 920816), (26, 708320), (32, 575510), (38, 484640), (40, 460408), (52, 354160), (64, 287755), (65, 283328), (76, 242320), (80, 230204), (95, 193856), (104, 177080), (130, 141664), (152, 121160), (160, 115102), (190, 96928), (208, 88540), (233, 79040), (247, 74560), (260, 70832), (304, 60580), (320, 57551), (380, 48464), (416, 44270), (466, 39520), (494, 37280), (520, 35416), (608, 30290), (760, 24232), (832, 22135), (932, 19760), (988, 18640), (1040, 17708), (1165, 15808), (1216, 15145), (1235, 14912), (1520, 12116), (1864, 9880), (1976, 9320), (2080, 8854), (2330, 7904), (2470, 7456), (3029, 6080), (3040, 6058), (3728, 4940), (3952, 4660), (4160, 4427)]