74821290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1871}}^1$

素因数の和:1955

約数の個数: 64

約数和(自身を含む): 189775872

約数和(自身を除く): 114954582

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 43, 62, 86, 93, 129, 155, 186, 215, 258, 310, 430, 465, 645, 930, 1290, 1333, 1871, 2666, 3742, 3999, 5613, 6665, 7998, 9355, 11226, 13330, 18710, 19995, 28065, 39990, 56130, 58001, 80453, 116002, 160906, 174003, 241359, 290005, 348006, 402265, 482718, 580010, 804530, 870015, 1206795, 1740030, 2413590, 2494043, 4988086, 7482129, 12470215, 14964258, 24940430, 37410645, 74821290]

約数ペア:

[(1, 74821290), (2, 37410645), (3, 24940430), (5, 14964258), (6, 12470215), (10, 7482129), (15, 4988086), (30, 2494043), (31, 2413590), (43, 1740030), (62, 1206795), (86, 870015), (93, 804530), (129, 580010), (155, 482718), (186, 402265), (215, 348006), (258, 290005), (310, 241359), (430, 174003), (465, 160906), (645, 116002), (930, 80453), (1290, 58001), (1333, 56130), (1871, 39990), (2666, 28065), (3742, 19995), (3999, 18710), (5613, 13330), (6665, 11226), (7998, 9355)]