30514640

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:137

約数の個数: 120

約数和(自身を含む): 80193528

約数和(自身を除く): 49678888

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 37, 40, 52, 61, 65, 74, 80, 104, 122, 130, 148, 169, 185, 208, 244, 260, 296, 305, 338, 370, 481, 488, 520, 592, 610, 676, 740, 793, 845, 962, 976, 1040, 1220, 1352, 1480, 1586, 1690, 1924, 2257, 2405, 2440, 2704, 2960, 3172, 3380, 3848, 3965, 4514, 4810, 4880, 6253, 6344, 6760, 7696, 7930, 9028, 9620, 10309, 11285, 12506, 12688, 13520, 15860, 18056, 19240, 20618, 22570, 25012, 29341, 31265, 31720, 36112, 38480, 41236, 45140, 50024, 51545, 58682, 62530, 63440, 82472, 90280, 100048, 103090, 117364, 125060, 146705, 164944, 180560, 206180, 234728, 250120, 293410, 381433, 412360, 469456, 500240, 586820, 762866, 824720, 1173640, 1525732, 1907165, 2347280, 3051464, 3814330, 6102928, 7628660, 15257320, 30514640]

約数ペア:

[(1, 30514640), (2, 15257320), (4, 7628660), (5, 6102928), (8, 3814330), (10, 3051464), (13, 2347280), (16, 1907165), (20, 1525732), (26, 1173640), (37, 824720), (40, 762866), (52, 586820), (61, 500240), (65, 469456), (74, 412360), (80, 381433), (104, 293410), (122, 250120), (130, 234728), (148, 206180), (169, 180560), (185, 164944), (208, 146705), (244, 125060), (260, 117364), (296, 103090), (305, 100048), (338, 90280), (370, 82472), (481, 63440), (488, 62530), (520, 58682), (592, 51545), (610, 50024), (676, 45140), (740, 41236), (793, 38480), (845, 36112), (962, 31720), (976, 31265), (1040, 29341), (1220, 25012), (1352, 22570), (1480, 20618), (1586, 19240), (1690, 18056), (1924, 15860), (2257, 13520), (2405, 12688), (2440, 12506), (2704, 11285), (2960, 10309), (3172, 9620), (3380, 9028), (3848, 7930), (3965, 7696), (4514, 6760), (4810, 6344), (4880, 6253)]