128580900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^2\times {\mathrm{8747}}^1$

素因数の和:8778

約数の個数: 108

約数和(自身を含む): 432816048

約数和(自身を除く): 304235148

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 49, 50, 60, 70, 75, 84, 98, 100, 105, 140, 147, 150, 175, 196, 210, 245, 294, 300, 350, 420, 490, 525, 588, 700, 735, 980, 1050, 1225, 1470, 2100, 2450, 2940, 3675, 4900, 7350, 8747, 14700, 17494, 26241, 34988, 43735, 52482, 61229, 87470, 104964, 122458, 131205, 174940, 183687, 218675, 244916, 262410, 306145, 367374, 428603, 437350, 524820, 612290, 656025, 734748, 857206, 874700, 918435, 1224580, 1285809, 1312050, 1530725, 1714412, 1836870, 2143015, 2571618, 2624100, 3061450, 3673740, 4286030, 4592175, 5143236, 6122900, 6429045, 8572060, 9184350, 10715075, 12858090, 18368700, 21430150, 25716180, 32145225, 42860300, 64290450, 128580900]

約数ペア:

[(1, 128580900), (2, 64290450), (3, 42860300), (4, 32145225), (5, 25716180), (6, 21430150), (7, 18368700), (10, 12858090), (12, 10715075), (14, 9184350), (15, 8572060), (20, 6429045), (21, 6122900), (25, 5143236), (28, 4592175), (30, 4286030), (35, 3673740), (42, 3061450), (49, 2624100), (50, 2571618), (60, 2143015), (70, 1836870), (75, 1714412), (84, 1530725), (98, 1312050), (100, 1285809), (105, 1224580), (140, 918435), (147, 874700), (150, 857206), (175, 734748), (196, 656025), (210, 612290), (245, 524820), (294, 437350), (300, 428603), (350, 367374), (420, 306145), (490, 262410), (525, 244916), (588, 218675), (700, 183687), (735, 174940), (980, 131205), (1050, 122458), (1225, 104964), (1470, 87470), (2100, 61229), (2450, 52482), (2940, 43735), (3675, 34988), (4900, 26241), (7350, 17494), (8747, 14700)]