89105220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{21523}}^1$

素因数の和:21561

約数の個数: 72

約数和(自身を含む): 282050496

約数和(自身を除く): 192945276

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, 21523, 43046, 64569, 86092, 107615, 129138, 193707, 215230, 258276, 322845, 387414, 430460, 495029, 645690, 774828, 968535, 990058, 1291380, 1485087, 1937070, 1980116, 2475145, 2970174, 3874140, 4455261, 4950290, 5940348, 7425435, 8910522, 9900580, 14850870, 17821044, 22276305, 29701740, 44552610, 89105220]

約数ペア:

[(1, 89105220), (2, 44552610), (3, 29701740), (4, 22276305), (5, 17821044), (6, 14850870), (9, 9900580), (10, 8910522), (12, 7425435), (15, 5940348), (18, 4950290), (20, 4455261), (23, 3874140), (30, 2970174), (36, 2475145), (45, 1980116), (46, 1937070), (60, 1485087), (69, 1291380), (90, 990058), (92, 968535), (115, 774828), (138, 645690), (180, 495029), (207, 430460), (230, 387414), (276, 322845), (345, 258276), (414, 215230), (460, 193707), (690, 129138), (828, 107615), (1035, 86092), (1380, 64569), (2070, 43046), (4140, 21523)]