190128720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{313}}^1\times {\mathrm{2531}}^1$

素因数の和:2860

約数の個数: 80

約数和(自身を含む): 591515712

約数和(自身を除く): 401386992

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 313, 626, 939, 1252, 1565, 1878, 2504, 2531, 3130, 3756, 4695, 5008, 5062, 6260, 7512, 7593, 9390, 10124, 12520, 12655, 15024, 15186, 18780, 20248, 25040, 25310, 30372, 37560, 37965, 40496, 50620, 60744, 75120, 75930, 101240, 121488, 151860, 202480, 303720, 607440, 792203, 1584406, 2376609, 3168812, 3961015, 4753218, 6337624, 7922030, 9506436, 11883045, 12675248, 15844060, 19012872, 23766090, 31688120, 38025744, 47532180, 63376240, 95064360, 190128720]

約数ペア:

[(1, 190128720), (2, 95064360), (3, 63376240), (4, 47532180), (5, 38025744), (6, 31688120), (8, 23766090), (10, 19012872), (12, 15844060), (15, 12675248), (16, 11883045), (20, 9506436), (24, 7922030), (30, 6337624), (40, 4753218), (48, 3961015), (60, 3168812), (80, 2376609), (120, 1584406), (240, 792203), (313, 607440), (626, 303720), (939, 202480), (1252, 151860), (1565, 121488), (1878, 101240), (2504, 75930), (2531, 75120), (3130, 60744), (3756, 50620), (4695, 40496), (5008, 37965), (5062, 37560), (6260, 30372), (7512, 25310), (7593, 25040), (9390, 20248), (10124, 18780), (12520, 15186), (12655, 15024)]