28915420080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{53381}}^1$

素因数の和:53495

約数の個数: 160

約数和(自身を含む): 93571386048

約数和(自身を除く): 64655965968

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 37, 40, 48, 60, 61, 74, 80, 111, 120, 122, 148, 183, 185, 222, 240, 244, 296, 305, 366, 370, 444, 488, 555, 592, 610, 732, 740, 888, 915, 976, 1110, 1220, 1464, 1480, 1776, 1830, 2220, 2257, 2440, 2928, 2960, 3660, 4440, 4514, 4880, 6771, 7320, 8880, 9028, 11285, 13542, 14640, 18056, 22570, 27084, 33855, 36112, 45140, 53381, 54168, 67710, 90280, 106762, 108336, 135420, 160143, 180560, 213524, 266905, 270840, 320286, 427048, 533810, 541680, 640572, 800715, 854096, 1067620, 1281144, 1601430, 1975097, 2135240, 2562288, 3202860, 3256241, 3950194, 4270480, 5925291, 6405720, 6512482, 7900388, 9768723, 9875485, 11850582, 12811440, 13024964, 15800776, 16281205, 19537446, 19750970, 23701164, 26049928, 29626455, 31601552, 32562410, 39074892, 39501940, 47402328, 48843615, 52099856, 59252910, 65124820, 78149784, 79003880, 94804656, 97687230, 118505820, 120480917, 130249640, 156299568, 158007760, 195374460, 237011640, 240961834, 260499280, 361442751, 390748920, 474023280, 481923668, 602404585, 722885502, 781497840, 963847336, 1204809170, 1445771004, 1807213755, 1927694672, 2409618340, 2891542008, 3614427510, 4819236680, 5783084016, 7228855020, 9638473360, 14457710040, 28915420080]

約数ペア:

[(1, 28915420080), (2, 14457710040), (3, 9638473360), (4, 7228855020), (5, 5783084016), (6, 4819236680), (8, 3614427510), (10, 2891542008), (12, 2409618340), (15, 1927694672), (16, 1807213755), (20, 1445771004), (24, 1204809170), (30, 963847336), (37, 781497840), (40, 722885502), (48, 602404585), (60, 481923668), (61, 474023280), (74, 390748920), (80, 361442751), (111, 260499280), (120, 240961834), (122, 237011640), (148, 195374460), (183, 158007760), (185, 156299568), (222, 130249640), (240, 120480917), (244, 118505820), (296, 97687230), (305, 94804656), (366, 79003880), (370, 78149784), (444, 65124820), (488, 59252910), (555, 52099856), (592, 48843615), (610, 47402328), (732, 39501940), (740, 39074892), (888, 32562410), (915, 31601552), (976, 29626455), (1110, 26049928), (1220, 23701164), (1464, 19750970), (1480, 19537446), (1776, 16281205), (1830, 15800776), (2220, 13024964), (2257, 12811440), (2440, 11850582), (2928, 9875485), (2960, 9768723), (3660, 7900388), (4440, 6512482), (4514, 6405720), (4880, 5925291), (6771, 4270480), (7320, 3950194), (8880, 3256241), (9028, 3202860), (11285, 2562288), (13542, 2135240), (14640, 1975097), (18056, 1601430), (22570, 1281144), (27084, 1067620), (33855, 854096), (36112, 800715), (45140, 640572), (53381, 541680), (54168, 533810), (67710, 427048), (90280, 320286), (106762, 270840), (108336, 266905), (135420, 213524), (160143, 180560)]