120422475

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1657}}^1$

素因数の和:1709

約数の個数: 72

約数和(自身を含む): 240542640

約数和(自身を除く): 120120165

約数列:

[1, 3, 5, 9, 15, 17, 19, 25, 45, 51, 57, 75, 85, 95, 153, 171, 225, 255, 285, 323, 425, 475, 765, 855, 969, 1275, 1425, 1615, 1657, 2907, 3825, 4275, 4845, 4971, 8075, 8285, 14535, 14913, 24225, 24855, 28169, 31483, 41425, 72675, 74565, 84507, 94449, 124275, 140845, 157415, 253521, 283347, 372825, 422535, 472245, 535211, 704225, 787075, 1267605, 1416735, 1605633, 2112675, 2361225, 2676055, 4816899, 6338025, 7083675, 8028165, 13380275, 24084495, 40140825, 120422475]

約数ペア:

[(1, 120422475), (3, 40140825), (5, 24084495), (9, 13380275), (15, 8028165), (17, 7083675), (19, 6338025), (25, 4816899), (45, 2676055), (51, 2361225), (57, 2112675), (75, 1605633), (85, 1416735), (95, 1267605), (153, 787075), (171, 704225), (225, 535211), (255, 472245), (285, 422535), (323, 372825), (425, 283347), (475, 253521), (765, 157415), (855, 140845), (969, 124275), (1275, 94449), (1425, 84507), (1615, 74565), (1657, 72675), (2907, 41425), (3825, 31483), (4275, 28169), (4845, 24855), (4971, 24225), (8075, 14913), (8285, 14535)]