145217520

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{28813}}^1$

素因数の和:28839

約数の個数: 120

約数和(自身を含む): 557378016

約数和(自身を除く): 412160496

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 28813, 57626, 86439, 115252, 144065, 172878, 201691, 230504, 259317, 288130, 345756, 403382, 432195, 461008, 518634, 576260, 605073, 691512, 806764, 864390, 1008455, 1037268, 1152520, 1210146, 1296585, 1383024, 1613528, 1728780, 1815219, 2016910, 2074536, 2305040, 2420292, 2593170, 3025365, 3227056, 3457560, 3630438, 4033820, 4149072, 4840584, 5186340, 6050730, 6915120, 7260876, 8067640, 9076095, 9681168, 10372680, 12101460, 14521752, 16135280, 18152190, 20745360, 24202920, 29043504, 36304380, 48405840, 72608760, 145217520]

約数ペア:

[(1, 145217520), (2, 72608760), (3, 48405840), (4, 36304380), (5, 29043504), (6, 24202920), (7, 20745360), (8, 18152190), (9, 16135280), (10, 14521752), (12, 12101460), (14, 10372680), (15, 9681168), (16, 9076095), (18, 8067640), (20, 7260876), (21, 6915120), (24, 6050730), (28, 5186340), (30, 4840584), (35, 4149072), (36, 4033820), (40, 3630438), (42, 3457560), (45, 3227056), (48, 3025365), (56, 2593170), (60, 2420292), (63, 2305040), (70, 2074536), (72, 2016910), (80, 1815219), (84, 1728780), (90, 1613528), (105, 1383024), (112, 1296585), (120, 1210146), (126, 1152520), (140, 1037268), (144, 1008455), (168, 864390), (180, 806764), (210, 691512), (240, 605073), (252, 576260), (280, 518634), (315, 461008), (336, 432195), (360, 403382), (420, 345756), (504, 288130), (560, 259317), (630, 230504), (720, 201691), (840, 172878), (1008, 144065), (1260, 115252), (1680, 86439), (2520, 57626), (5040, 28813)]