28715160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{271}}^1\times {\mathrm{883}}^1$

素因数の和:1168

約数の個数: 64

約数和(自身を含む): 86561280

約数和(自身を除く): 57846120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 271, 542, 813, 883, 1084, 1355, 1626, 1766, 2168, 2649, 2710, 3252, 3532, 4065, 4415, 5298, 5420, 6504, 7064, 8130, 8830, 10596, 10840, 13245, 16260, 17660, 21192, 26490, 32520, 35320, 52980, 105960, 239293, 478586, 717879, 957172, 1196465, 1435758, 1914344, 2392930, 2871516, 3589395, 4785860, 5743032, 7178790, 9571720, 14357580, 28715160]

約数ペア:

[(1, 28715160), (2, 14357580), (3, 9571720), (4, 7178790), (5, 5743032), (6, 4785860), (8, 3589395), (10, 2871516), (12, 2392930), (15, 1914344), (20, 1435758), (24, 1196465), (30, 957172), (40, 717879), (60, 478586), (120, 239293), (271, 105960), (542, 52980), (813, 35320), (883, 32520), (1084, 26490), (1355, 21192), (1626, 17660), (1766, 16260), (2168, 13245), (2649, 10840), (2710, 10596), (3252, 8830), (3532, 8130), (4065, 7064), (4415, 6504), (5298, 5420)]