166936240

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{811}}^1$

素因数の和:938

約数の個数: 80

約数和(自身を含む): 405974016

約数和(自身を除く): 239037776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 83, 124, 155, 166, 248, 310, 332, 415, 496, 620, 664, 811, 830, 1240, 1328, 1622, 1660, 2480, 2573, 3244, 3320, 4055, 5146, 6488, 6640, 8110, 10292, 12865, 12976, 16220, 20584, 25141, 25730, 32440, 41168, 50282, 51460, 64880, 67313, 100564, 102920, 125705, 134626, 201128, 205840, 251410, 269252, 336565, 402256, 502820, 538504, 673130, 1005640, 1077008, 1346260, 2011280, 2086703, 2692520, 4173406, 5385040, 8346812, 10433515, 16693624, 20867030, 33387248, 41734060, 83468120, 166936240]

約数ペア:

[(1, 166936240), (2, 83468120), (4, 41734060), (5, 33387248), (8, 20867030), (10, 16693624), (16, 10433515), (20, 8346812), (31, 5385040), (40, 4173406), (62, 2692520), (80, 2086703), (83, 2011280), (124, 1346260), (155, 1077008), (166, 1005640), (248, 673130), (310, 538504), (332, 502820), (415, 402256), (496, 336565), (620, 269252), (664, 251410), (811, 205840), (830, 201128), (1240, 134626), (1328, 125705), (1622, 102920), (1660, 100564), (2480, 67313), (2573, 64880), (3244, 51460), (3320, 50282), (4055, 41168), (5146, 32440), (6488, 25730), (6640, 25141), (8110, 20584), (10292, 16220), (12865, 12976)]