17455440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{283}}^1$

素因数の和:556

約数の個数: 80

約数和(自身を含む): 54514368

約数和(自身を除く): 37058928

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 257, 283, 514, 566, 771, 849, 1028, 1132, 1285, 1415, 1542, 1698, 2056, 2264, 2570, 2830, 3084, 3396, 3855, 4112, 4245, 4528, 5140, 5660, 6168, 6792, 7710, 8490, 10280, 11320, 12336, 13584, 15420, 16980, 20560, 22640, 30840, 33960, 61680, 67920, 72731, 145462, 218193, 290924, 363655, 436386, 581848, 727310, 872772, 1090965, 1163696, 1454620, 1745544, 2181930, 2909240, 3491088, 4363860, 5818480, 8727720, 17455440]

約数ペア:

[(1, 17455440), (2, 8727720), (3, 5818480), (4, 4363860), (5, 3491088), (6, 2909240), (8, 2181930), (10, 1745544), (12, 1454620), (15, 1163696), (16, 1090965), (20, 872772), (24, 727310), (30, 581848), (40, 436386), (48, 363655), (60, 290924), (80, 218193), (120, 145462), (240, 72731), (257, 67920), (283, 61680), (514, 33960), (566, 30840), (771, 22640), (849, 20560), (1028, 16980), (1132, 15420), (1285, 13584), (1415, 12336), (1542, 11320), (1698, 10280), (2056, 8490), (2264, 7710), (2570, 6792), (2830, 6168), (3084, 5660), (3396, 5140), (3855, 4528), (4112, 4245)]