30278940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{223}}^1$

素因数の和:339

約数の個数: 96

約数和(自身を含む): 89112576

約数和(自身を除く): 58833636

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 73, 93, 124, 146, 155, 186, 219, 223, 292, 310, 365, 372, 438, 446, 465, 620, 669, 730, 876, 892, 930, 1095, 1115, 1338, 1460, 1860, 2190, 2230, 2263, 2676, 3345, 4380, 4460, 4526, 6690, 6789, 6913, 9052, 11315, 13380, 13578, 13826, 16279, 20739, 22630, 27156, 27652, 32558, 33945, 34565, 41478, 45260, 48837, 65116, 67890, 69130, 81395, 82956, 97674, 103695, 135780, 138260, 162790, 195348, 207390, 244185, 325580, 414780, 488370, 504649, 976740, 1009298, 1513947, 2018596, 2523245, 3027894, 5046490, 6055788, 7569735, 10092980, 15139470, 30278940]

約数ペア:

[(1, 30278940), (2, 15139470), (3, 10092980), (4, 7569735), (5, 6055788), (6, 5046490), (10, 3027894), (12, 2523245), (15, 2018596), (20, 1513947), (30, 1009298), (31, 976740), (60, 504649), (62, 488370), (73, 414780), (93, 325580), (124, 244185), (146, 207390), (155, 195348), (186, 162790), (219, 138260), (223, 135780), (292, 103695), (310, 97674), (365, 82956), (372, 81395), (438, 69130), (446, 67890), (465, 65116), (620, 48837), (669, 45260), (730, 41478), (876, 34565), (892, 33945), (930, 32558), (1095, 27652), (1115, 27156), (1338, 22630), (1460, 20739), (1860, 16279), (2190, 13826), (2230, 13578), (2263, 13380), (2676, 11315), (3345, 9052), (4380, 6913), (4460, 6789), (4526, 6690)]