155564120

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{2273}}^1$

素因数の和:2372

約数の個数: 64

約数和(自身を含む): 368388000

約数和(自身を除く): 212823880

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 59, 116, 118, 145, 232, 236, 290, 295, 472, 580, 590, 1160, 1180, 1711, 2273, 2360, 3422, 4546, 6844, 8555, 9092, 11365, 13688, 17110, 18184, 22730, 34220, 45460, 65917, 68440, 90920, 131834, 134107, 263668, 268214, 329585, 527336, 536428, 659170, 670535, 1072856, 1318340, 1341070, 2636680, 2682140, 3889103, 5364280, 7778206, 15556412, 19445515, 31112824, 38891030, 77782060, 155564120]

約数ペア:

[(1, 155564120), (2, 77782060), (4, 38891030), (5, 31112824), (8, 19445515), (10, 15556412), (20, 7778206), (29, 5364280), (40, 3889103), (58, 2682140), (59, 2636680), (116, 1341070), (118, 1318340), (145, 1072856), (232, 670535), (236, 659170), (290, 536428), (295, 527336), (472, 329585), (580, 268214), (590, 263668), (1160, 134107), (1180, 131834), (1711, 90920), (2273, 68440), (2360, 65917), (3422, 45460), (4546, 34220), (6844, 22730), (8555, 18184), (9092, 17110), (11365, 13688)]