720180115210

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{1427}}^1\times {\mathrm{33623}}^1$

素因数の和:35155

約数の個数: 64

約数和(自身を含む): 1382834073600

約数和(自身を除く): 662653958390

約数列:

[1, 2, 5, 10, 19, 38, 79, 95, 158, 190, 395, 790, 1427, 1501, 2854, 3002, 7135, 7505, 14270, 15010, 27113, 33623, 54226, 67246, 112733, 135565, 168115, 225466, 271130, 336230, 563665, 638837, 1127330, 1277674, 2141927, 2656217, 3194185, 4283854, 5312434, 6388370, 10709635, 13281085, 21419270, 26562170, 47980021, 50468123, 95960042, 100936246, 239900105, 252340615, 479800210, 504681230, 911620399, 1823240798, 3790421659, 4558101995, 7580843318, 9116203990, 18952108295, 37904216590, 72018011521, 144036023042, 360090057605, 720180115210]

約数ペア:

[(1, 720180115210), (2, 360090057605), (5, 144036023042), (10, 72018011521), (19, 37904216590), (38, 18952108295), (79, 9116203990), (95, 7580843318), (158, 4558101995), (190, 3790421659), (395, 1823240798), (790, 911620399), (1427, 504681230), (1501, 479800210), (2854, 252340615), (3002, 239900105), (7135, 100936246), (7505, 95960042), (14270, 50468123), (15010, 47980021), (27113, 26562170), (33623, 21419270), (54226, 13281085), (67246, 10709635), (112733, 6388370), (135565, 5312434), (168115, 4283854), (225466, 3194185), (271130, 2656217), (336230, 2141927), (563665, 1277674), (638837, 1127330)]