15658840880

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{65617}}^1$

素因数の和:65806

約数の個数: 80

約数和(自身を含む): 38567635680

約数和(自身を除く): 22908794800

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 157, 190, 304, 314, 380, 628, 760, 785, 1256, 1520, 1570, 2512, 2983, 3140, 5966, 6280, 11932, 12560, 14915, 23864, 29830, 47728, 59660, 65617, 119320, 131234, 238640, 262468, 328085, 524936, 656170, 1049872, 1246723, 1312340, 2493446, 2624680, 4986892, 5249360, 6233615, 9973784, 10301869, 12467230, 19947568, 20603738, 24934460, 41207476, 49868920, 51509345, 82414952, 99737840, 103018690, 164829904, 195735511, 206037380, 391471022, 412074760, 782942044, 824149520, 978677555, 1565884088, 1957355110, 3131768176, 3914710220, 7829420440, 15658840880]

約数ペア:

[(1, 15658840880), (2, 7829420440), (4, 3914710220), (5, 3131768176), (8, 1957355110), (10, 1565884088), (16, 978677555), (19, 824149520), (20, 782942044), (38, 412074760), (40, 391471022), (76, 206037380), (80, 195735511), (95, 164829904), (152, 103018690), (157, 99737840), (190, 82414952), (304, 51509345), (314, 49868920), (380, 41207476), (628, 24934460), (760, 20603738), (785, 19947568), (1256, 12467230), (1520, 10301869), (1570, 9973784), (2512, 6233615), (2983, 5249360), (3140, 4986892), (5966, 2624680), (6280, 2493446), (11932, 1312340), (12560, 1246723), (14915, 1049872), (23864, 656170), (29830, 524936), (47728, 328085), (59660, 262468), (65617, 238640), (119320, 131234)]