1648780680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{7901}}^1$

素因数の和:7999

約数の個数: 128

約数和(自身を含む): 5188769280

約数和(自身を除く): 3539988600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 47, 60, 74, 94, 111, 120, 141, 148, 185, 188, 222, 235, 282, 296, 370, 376, 444, 470, 555, 564, 705, 740, 888, 940, 1110, 1128, 1410, 1480, 1739, 1880, 2220, 2820, 3478, 4440, 5217, 5640, 6956, 7901, 8695, 10434, 13912, 15802, 17390, 20868, 23703, 26085, 31604, 34780, 39505, 41736, 47406, 52170, 63208, 69560, 79010, 94812, 104340, 118515, 158020, 189624, 208680, 237030, 292337, 316040, 371347, 474060, 584674, 742694, 877011, 948120, 1114041, 1169348, 1461685, 1485388, 1754022, 1856735, 2228082, 2338696, 2923370, 2970776, 3508044, 3713470, 4385055, 4456164, 5570205, 5846740, 7016088, 7426940, 8770110, 8912328, 11140410, 11693480, 13739839, 14853880, 17540220, 22280820, 27479678, 35080440, 41219517, 44561640, 54959356, 68699195, 82439034, 109918712, 137398390, 164878068, 206097585, 274796780, 329756136, 412195170, 549593560, 824390340, 1648780680]

約数ペア:

[(1, 1648780680), (2, 824390340), (3, 549593560), (4, 412195170), (5, 329756136), (6, 274796780), (8, 206097585), (10, 164878068), (12, 137398390), (15, 109918712), (20, 82439034), (24, 68699195), (30, 54959356), (37, 44561640), (40, 41219517), (47, 35080440), (60, 27479678), (74, 22280820), (94, 17540220), (111, 14853880), (120, 13739839), (141, 11693480), (148, 11140410), (185, 8912328), (188, 8770110), (222, 7426940), (235, 7016088), (282, 5846740), (296, 5570205), (370, 4456164), (376, 4385055), (444, 3713470), (470, 3508044), (555, 2970776), (564, 2923370), (705, 2338696), (740, 2228082), (888, 1856735), (940, 1754022), (1110, 1485388), (1128, 1461685), (1410, 1169348), (1480, 1114041), (1739, 948120), (1880, 877011), (2220, 742694), (2820, 584674), (3478, 474060), (4440, 371347), (5217, 316040), (5640, 292337), (6956, 237030), (7901, 208680), (8695, 189624), (10434, 158020), (13912, 118515), (15802, 104340), (17390, 94812), (20868, 79010), (23703, 69560), (26085, 63208), (31604, 52170), (34780, 47406), (39505, 41736)]