138893850

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{79}}^1\times {\mathrm{3907}}^1$

素因数の和:4004

約数の個数: 72

約数和(自身を含む): 377981760

約数和(自身を除く): 239087910

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 79, 90, 150, 158, 225, 237, 395, 450, 474, 711, 790, 1185, 1422, 1975, 2370, 3555, 3907, 3950, 5925, 7110, 7814, 11721, 11850, 17775, 19535, 23442, 35163, 35550, 39070, 58605, 70326, 97675, 117210, 175815, 195350, 293025, 308653, 351630, 586050, 617306, 879075, 925959, 1543265, 1758150, 1851918, 2777877, 3086530, 4629795, 5555754, 7716325, 9259590, 13889385, 15432650, 23148975, 27778770, 46297950, 69446925, 138893850]

約数ペア:

[(1, 138893850), (2, 69446925), (3, 46297950), (5, 27778770), (6, 23148975), (9, 15432650), (10, 13889385), (15, 9259590), (18, 7716325), (25, 5555754), (30, 4629795), (45, 3086530), (50, 2777877), (75, 1851918), (79, 1758150), (90, 1543265), (150, 925959), (158, 879075), (225, 617306), (237, 586050), (395, 351630), (450, 308653), (474, 293025), (711, 195350), (790, 175815), (1185, 117210), (1422, 97675), (1975, 70326), (2370, 58605), (3555, 39070), (3907, 35550), (3950, 35163), (5925, 23442), (7110, 19535), (7814, 17775), (11721, 11850)]