91307120

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{283}}^1$

素因数の和:442

約数の個数: 80

約数和(自身を含む): 220804320

約数和(自身を除く): 129497200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 109, 148, 185, 218, 283, 296, 370, 436, 545, 566, 592, 740, 872, 1090, 1132, 1415, 1480, 1744, 2180, 2264, 2830, 2960, 4033, 4360, 4528, 5660, 8066, 8720, 10471, 11320, 16132, 20165, 20942, 22640, 30847, 32264, 40330, 41884, 52355, 61694, 64528, 80660, 83768, 104710, 123388, 154235, 161320, 167536, 209420, 246776, 308470, 322640, 418840, 493552, 616940, 837680, 1141339, 1233880, 2282678, 2467760, 4565356, 5706695, 9130712, 11413390, 18261424, 22826780, 45653560, 91307120]

約数ペア:

[(1, 91307120), (2, 45653560), (4, 22826780), (5, 18261424), (8, 11413390), (10, 9130712), (16, 5706695), (20, 4565356), (37, 2467760), (40, 2282678), (74, 1233880), (80, 1141339), (109, 837680), (148, 616940), (185, 493552), (218, 418840), (283, 322640), (296, 308470), (370, 246776), (436, 209420), (545, 167536), (566, 161320), (592, 154235), (740, 123388), (872, 104710), (1090, 83768), (1132, 80660), (1415, 64528), (1480, 61694), (1744, 52355), (2180, 41884), (2264, 40330), (2830, 32264), (2960, 30847), (4033, 22640), (4360, 20942), (4528, 20165), (5660, 16132), (8066, 11320), (8720, 10471)]