30185320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2213}}^1$

素因数の和:2266

約数の個数: 64

約数和(自身を含む): 76515840

約数和(自身を除く): 46330520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 88, 110, 124, 155, 220, 248, 310, 341, 440, 620, 682, 1240, 1364, 1705, 2213, 2728, 3410, 4426, 6820, 8852, 11065, 13640, 17704, 22130, 24343, 44260, 48686, 68603, 88520, 97372, 121715, 137206, 194744, 243430, 274412, 343015, 486860, 548824, 686030, 754633, 973720, 1372060, 1509266, 2744120, 3018532, 3773165, 6037064, 7546330, 15092660, 30185320]

約数ペア:

[(1, 30185320), (2, 15092660), (4, 7546330), (5, 6037064), (8, 3773165), (10, 3018532), (11, 2744120), (20, 1509266), (22, 1372060), (31, 973720), (40, 754633), (44, 686030), (55, 548824), (62, 486860), (88, 343015), (110, 274412), (124, 243430), (155, 194744), (220, 137206), (248, 121715), (310, 97372), (341, 88520), (440, 68603), (620, 48686), (682, 44260), (1240, 24343), (1364, 22130), (1705, 17704), (2213, 13640), (2728, 11065), (3410, 8852), (4426, 6820)]