156799141520

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{39999781}}^1$

素因数の和:39999808

約数の個数: 60

約数和(自身を含む): 424077688764

約数和(自身を除く): 267278547244

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 39999781, 79999562, 159999124, 199998905, 279998467, 319998248, 399997810, 559996934, 639996496, 799995620, 1119993868, 1399992335, 1599991240, 1959989269, 2239987736, 2799984670, 3199982480, 3919978538, 4479975472, 5599969340, 7839957076, 9799946345, 11199938680, 15679914152, 19599892690, 22399877360, 31359828304, 39199785380, 78399570760, 156799141520]

約数ペア:

[(1, 156799141520), (2, 78399570760), (4, 39199785380), (5, 31359828304), (7, 22399877360), (8, 19599892690), (10, 15679914152), (14, 11199938680), (16, 9799946345), (20, 7839957076), (28, 5599969340), (35, 4479975472), (40, 3919978538), (49, 3199982480), (56, 2799984670), (70, 2239987736), (80, 1959989269), (98, 1599991240), (112, 1399992335), (140, 1119993868), (196, 799995620), (245, 639996496), (280, 559996934), (392, 399997810), (490, 319998248), (560, 279998467), (784, 199998905), (980, 159999124), (1960, 79999562), (3920, 39999781)]