218833360

素因数分解:

$2^4\times 5^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{653}}^1$

素因数の和:796

約数の個数: 80

約数和(自身を含む): 525502080

約数和(自身を除く): 306668720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 59, 71, 80, 118, 142, 236, 284, 295, 355, 472, 568, 590, 653, 710, 944, 1136, 1180, 1306, 1420, 2360, 2612, 2840, 3265, 4189, 4720, 5224, 5680, 6530, 8378, 10448, 13060, 16756, 20945, 26120, 33512, 38527, 41890, 46363, 52240, 67024, 77054, 83780, 92726, 154108, 167560, 185452, 192635, 231815, 308216, 335120, 370904, 385270, 463630, 616432, 741808, 770540, 927260, 1541080, 1854520, 2735417, 3082160, 3709040, 5470834, 10941668, 13677085, 21883336, 27354170, 43766672, 54708340, 109416680, 218833360]

約数ペア:

[(1, 218833360), (2, 109416680), (4, 54708340), (5, 43766672), (8, 27354170), (10, 21883336), (16, 13677085), (20, 10941668), (40, 5470834), (59, 3709040), (71, 3082160), (80, 2735417), (118, 1854520), (142, 1541080), (236, 927260), (284, 770540), (295, 741808), (355, 616432), (472, 463630), (568, 385270), (590, 370904), (653, 335120), (710, 308216), (944, 231815), (1136, 192635), (1180, 185452), (1306, 167560), (1420, 154108), (2360, 92726), (2612, 83780), (2840, 77054), (3265, 67024), (4189, 52240), (4720, 46363), (5224, 41890), (5680, 38527), (6530, 33512), (8378, 26120), (10448, 20945), (13060, 16756)]