644581058040

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{198944771}}^1$

素因数の和:198944794

約数の個数: 80

約数和(自身を含む): 2166508567080

約数和(自身を除く): 1521927509040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 198944771, 397889542, 596834313, 795779084, 994723855, 1193668626, 1591558168, 1790502939, 1989447710, 2387337252, 2984171565, 3581005878, 3978895420, 4774674504, 5371508817, 5968343130, 7162011756, 7957790840, 8952514695, 10743017634, 11936686260, 14324023512, 16114526451, 17905029390, 21486035268, 23873372520, 26857544085, 32229052902, 35810058780, 42972070536, 53715088170, 64458105804, 71620117560, 80572632255, 107430176340, 128916211608, 161145264510, 214860352680, 322290529020, 644581058040]

約数ペア:

[(1, 644581058040), (2, 322290529020), (3, 214860352680), (4, 161145264510), (5, 128916211608), (6, 107430176340), (8, 80572632255), (9, 71620117560), (10, 64458105804), (12, 53715088170), (15, 42972070536), (18, 35810058780), (20, 32229052902), (24, 26857544085), (27, 23873372520), (30, 21486035268), (36, 17905029390), (40, 16114526451), (45, 14324023512), (54, 11936686260), (60, 10743017634), (72, 8952514695), (81, 7957790840), (90, 7162011756), (108, 5968343130), (120, 5371508817), (135, 4774674504), (162, 3978895420), (180, 3581005878), (216, 2984171565), (270, 2387337252), (324, 1989447710), (360, 1790502939), (405, 1591558168), (540, 1193668626), (648, 994723855), (810, 795779084), (1080, 596834313), (1620, 397889542), (3240, 198944771)]