620935920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{78401}}^1$

素因数の和:78431

約数の個数: 120

約数和(自身を含む): 2274912432

約数和(自身を除く): 1653976512

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 99, 110, 120, 132, 144, 165, 176, 180, 198, 220, 240, 264, 330, 360, 396, 440, 495, 528, 660, 720, 792, 880, 990, 1320, 1584, 1980, 2640, 3960, 7920, 78401, 156802, 235203, 313604, 392005, 470406, 627208, 705609, 784010, 862411, 940812, 1176015, 1254416, 1411218, 1568020, 1724822, 1881624, 2352030, 2587233, 2822436, 3136040, 3449644, 3528045, 3763248, 4312055, 4704060, 5174466, 5644872, 6272080, 6899288, 7056090, 7761699, 8624110, 9408120, 10348932, 11289744, 12936165, 13798576, 14112180, 15523398, 17248220, 18816240, 20697864, 25872330, 28224360, 31046796, 34496440, 38808495, 41395728, 51744660, 56448720, 62093592, 68992880, 77616990, 103489320, 124187184, 155233980, 206978640, 310467960, 620935920]

約数ペア:

[(1, 620935920), (2, 310467960), (3, 206978640), (4, 155233980), (5, 124187184), (6, 103489320), (8, 77616990), (9, 68992880), (10, 62093592), (11, 56448720), (12, 51744660), (15, 41395728), (16, 38808495), (18, 34496440), (20, 31046796), (22, 28224360), (24, 25872330), (30, 20697864), (33, 18816240), (36, 17248220), (40, 15523398), (44, 14112180), (45, 13798576), (48, 12936165), (55, 11289744), (60, 10348932), (66, 9408120), (72, 8624110), (80, 7761699), (88, 7056090), (90, 6899288), (99, 6272080), (110, 5644872), (120, 5174466), (132, 4704060), (144, 4312055), (165, 3763248), (176, 3528045), (180, 3449644), (198, 3136040), (220, 2822436), (240, 2587233), (264, 2352030), (330, 1881624), (360, 1724822), (396, 1568020), (440, 1411218), (495, 1254416), (528, 1176015), (660, 940812), (720, 862411), (792, 784010), (880, 705609), (990, 627208), (1320, 470406), (1584, 392005), (1980, 313604), (2640, 235203), (3960, 156802), (7920, 78401)]