145355560

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{74161}}^1$

素因数の和:74186

約数の個数: 48

約数和(自身を含む): 380451060

約数和(自身を除く): 235095500

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 74161, 148322, 296644, 370805, 519127, 593288, 741610, 1038254, 1483220, 2076508, 2595635, 2966440, 3633889, 4153016, 5191270, 7267778, 10382540, 14535556, 18169445, 20765080, 29071112, 36338890, 72677780, 145355560]

約数ペア:

[(1, 145355560), (2, 72677780), (4, 36338890), (5, 29071112), (7, 20765080), (8, 18169445), (10, 14535556), (14, 10382540), (20, 7267778), (28, 5191270), (35, 4153016), (40, 3633889), (49, 2966440), (56, 2595635), (70, 2076508), (98, 1483220), (140, 1038254), (196, 741610), (245, 593288), (280, 519127), (392, 370805), (490, 296644), (980, 148322), (1960, 74161)]