222373980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{313}}^1\times {\mathrm{3947}}^1$

素因数の和:4275

約数の個数: 72

約数和(自身を含む): 676860912

約数和(自身を除く): 454486932

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 313, 626, 939, 1252, 1565, 1878, 2817, 3130, 3756, 3947, 4695, 5634, 6260, 7894, 9390, 11268, 11841, 14085, 15788, 18780, 19735, 23682, 28170, 35523, 39470, 47364, 56340, 59205, 71046, 78940, 118410, 142092, 177615, 236820, 355230, 710460, 1235411, 2470822, 3706233, 4941644, 6177055, 7412466, 11118699, 12354110, 14824932, 18531165, 22237398, 24708220, 37062330, 44474796, 55593495, 74124660, 111186990, 222373980]

約数ペア:

[(1, 222373980), (2, 111186990), (3, 74124660), (4, 55593495), (5, 44474796), (6, 37062330), (9, 24708220), (10, 22237398), (12, 18531165), (15, 14824932), (18, 12354110), (20, 11118699), (30, 7412466), (36, 6177055), (45, 4941644), (60, 3706233), (90, 2470822), (180, 1235411), (313, 710460), (626, 355230), (939, 236820), (1252, 177615), (1565, 142092), (1878, 118410), (2817, 78940), (3130, 71046), (3756, 59205), (3947, 56340), (4695, 47364), (5634, 39470), (6260, 35523), (7894, 28170), (9390, 23682), (11268, 19735), (11841, 18780), (14085, 15788)]