2281298640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{256903}}^1$

素因数の和:256956

約数の個数: 80

約数和(自身を含む): 7263189888

約数和(自身を除く): 4981891248

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 37, 40, 48, 60, 74, 80, 111, 120, 148, 185, 222, 240, 296, 370, 444, 555, 592, 740, 888, 1110, 1480, 1776, 2220, 2960, 4440, 8880, 256903, 513806, 770709, 1027612, 1284515, 1541418, 2055224, 2569030, 3082836, 3853545, 4110448, 5138060, 6165672, 7707090, 9505411, 10276120, 12331344, 15414180, 19010822, 20552240, 28516233, 30828360, 38021644, 47527055, 57032466, 61656720, 76043288, 95054110, 114064932, 142581165, 152086576, 190108220, 228129864, 285162330, 380216440, 456259728, 570324660, 760432880, 1140649320, 2281298640]

約数ペア:

[(1, 2281298640), (2, 1140649320), (3, 760432880), (4, 570324660), (5, 456259728), (6, 380216440), (8, 285162330), (10, 228129864), (12, 190108220), (15, 152086576), (16, 142581165), (20, 114064932), (24, 95054110), (30, 76043288), (37, 61656720), (40, 57032466), (48, 47527055), (60, 38021644), (74, 30828360), (80, 28516233), (111, 20552240), (120, 19010822), (148, 15414180), (185, 12331344), (222, 10276120), (240, 9505411), (296, 7707090), (370, 6165672), (444, 5138060), (555, 4110448), (592, 3853545), (740, 3082836), (888, 2569030), (1110, 2055224), (1480, 1541418), (1776, 1284515), (2220, 1027612), (2960, 770709), (4440, 513806), (8880, 256903)]