306632560

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{5563}}^1$

素因数の和:5642

約数の個数: 80

約数和(自身を含む): 782387424

約数和(自身を除く): 475754864

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 53, 65, 80, 104, 106, 130, 208, 212, 260, 265, 424, 520, 530, 689, 848, 1040, 1060, 1378, 2120, 2756, 3445, 4240, 5512, 5563, 6890, 11024, 11126, 13780, 22252, 27560, 27815, 44504, 55120, 55630, 72319, 89008, 111260, 144638, 222520, 289276, 294839, 361595, 445040, 578552, 589678, 723190, 1157104, 1179356, 1446380, 1474195, 2358712, 2892760, 2948390, 3832907, 4717424, 5785520, 5896780, 7665814, 11793560, 15331628, 19164535, 23587120, 30663256, 38329070, 61326512, 76658140, 153316280, 306632560]

約数ペア:

[(1, 306632560), (2, 153316280), (4, 76658140), (5, 61326512), (8, 38329070), (10, 30663256), (13, 23587120), (16, 19164535), (20, 15331628), (26, 11793560), (40, 7665814), (52, 5896780), (53, 5785520), (65, 4717424), (80, 3832907), (104, 2948390), (106, 2892760), (130, 2358712), (208, 1474195), (212, 1446380), (260, 1179356), (265, 1157104), (424, 723190), (520, 589678), (530, 578552), (689, 445040), (848, 361595), (1040, 294839), (1060, 289276), (1378, 222520), (2120, 144638), (2756, 111260), (3445, 89008), (4240, 72319), (5512, 55630), (5563, 55120), (6890, 44504), (11024, 27815), (11126, 27560), (13780, 22252)]