907782720

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{72739}}^1$

素因数の和:72772

約数の個数: 112

約数和(自身を含む): 3103961280

約数和(自身を除く): 2196178560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 130, 156, 160, 192, 195, 208, 240, 260, 312, 320, 390, 416, 480, 520, 624, 780, 832, 960, 1040, 1248, 1560, 2080, 2496, 3120, 4160, 6240, 12480, 72739, 145478, 218217, 290956, 363695, 436434, 581912, 727390, 872868, 945607, 1091085, 1163824, 1454780, 1745736, 1891214, 2182170, 2327648, 2836821, 2909560, 3491472, 3782428, 4364340, 4655296, 4728035, 5673642, 5819120, 6982944, 7564856, 8728680, 9456070, 11347284, 11638240, 13965888, 14184105, 15129712, 17457360, 18912140, 22694568, 23276480, 28368210, 30259424, 34914720, 37824280, 45389136, 56736420, 60518848, 69829440, 75648560, 90778272, 113472840, 151297120, 181556544, 226945680, 302594240, 453891360, 907782720]

約数ペア:

[(1, 907782720), (2, 453891360), (3, 302594240), (4, 226945680), (5, 181556544), (6, 151297120), (8, 113472840), (10, 90778272), (12, 75648560), (13, 69829440), (15, 60518848), (16, 56736420), (20, 45389136), (24, 37824280), (26, 34914720), (30, 30259424), (32, 28368210), (39, 23276480), (40, 22694568), (48, 18912140), (52, 17457360), (60, 15129712), (64, 14184105), (65, 13965888), (78, 11638240), (80, 11347284), (96, 9456070), (104, 8728680), (120, 7564856), (130, 6982944), (156, 5819120), (160, 5673642), (192, 4728035), (195, 4655296), (208, 4364340), (240, 3782428), (260, 3491472), (312, 2909560), (320, 2836821), (390, 2327648), (416, 2182170), (480, 1891214), (520, 1745736), (624, 1454780), (780, 1163824), (832, 1091085), (960, 945607), (1040, 872868), (1248, 727390), (1560, 581912), (2080, 436434), (2496, 363695), (3120, 290956), (4160, 218217), (6240, 145478), (12480, 72739)]