1387277220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^3\times {\mathrm{67409}}^1$

素因数の和:67442

約数の個数: 96

約数和(自身を含む): 4529952000

約数和(自身を除く): 3142674780

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 343, 420, 490, 588, 686, 735, 980, 1029, 1372, 1470, 1715, 2058, 2940, 3430, 4116, 5145, 6860, 10290, 20580, 67409, 134818, 202227, 269636, 337045, 404454, 471863, 674090, 808908, 943726, 1011135, 1348180, 1415589, 1887452, 2022270, 2359315, 2831178, 3303041, 4044540, 4718630, 5662356, 6606082, 7077945, 9437260, 9909123, 13212164, 14155890, 16515205, 19818246, 23121287, 28311780, 33030410, 39636492, 46242574, 49545615, 66060820, 69363861, 92485148, 99091230, 115606435, 138727722, 198182460, 231212870, 277455444, 346819305, 462425740, 693638610, 1387277220]

約数ペア:

[(1, 1387277220), (2, 693638610), (3, 462425740), (4, 346819305), (5, 277455444), (6, 231212870), (7, 198182460), (10, 138727722), (12, 115606435), (14, 99091230), (15, 92485148), (20, 69363861), (21, 66060820), (28, 49545615), (30, 46242574), (35, 39636492), (42, 33030410), (49, 28311780), (60, 23121287), (70, 19818246), (84, 16515205), (98, 14155890), (105, 13212164), (140, 9909123), (147, 9437260), (196, 7077945), (210, 6606082), (245, 5662356), (294, 4718630), (343, 4044540), (420, 3303041), (490, 2831178), (588, 2359315), (686, 2022270), (735, 1887452), (980, 1415589), (1029, 1348180), (1372, 1011135), (1470, 943726), (1715, 808908), (2058, 674090), (2940, 471863), (3430, 404454), (4116, 337045), (5145, 269636), (6860, 202227), (10290, 134818), (20580, 67409)]