55985220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{13523}}^1$

素因数の和:13561

約数の個数: 72

約数和(自身を含む): 177218496

約数和(自身を除く): 121233276

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 13523, 27046, 40569, 54092, 67615, 81138, 121707, 135230, 162276, 202845, 243414, 270460, 311029, 405690, 486828, 608535, 622058, 811380, 933087, 1217070, 1244116, 1555145, 1866174, 2434140, 2799261, 3110290, 3732348, 4665435, 5598522, 6220580, 9330870, 11197044, 13996305, 18661740, 27992610, 55985220]

約数ペア:

[(1, 55985220), (2, 27992610), (3, 18661740), (4, 13996305), (5, 11197044), (6, 9330870), (9, 6220580), (10, 5598522), (12, 4665435), (15, 3732348), (18, 3110290), (20, 2799261), (23, 2434140), (30, 1866174), (36, 1555145), (45, 1244116), (46, 1217070), (60, 933087), (69, 811380), (90, 622058), (92, 608535), (115, 486828), (138, 405690), (180, 311029), (207, 270460), (230, 243414), (276, 202845), (345, 162276), (414, 135230), (460, 121707), (690, 81138), (828, 67615), (1035, 54092), (1380, 40569), (2070, 27046), (4140, 13523)]