161827440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{21751}}^1$

素因数の和:21798

約数の個数: 80

約数和(自身を含む): 517871616

約数和(自身を除く): 356044176

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 7440, 21751, 43502, 65253, 87004, 108755, 130506, 174008, 217510, 261012, 326265, 348016, 435020, 522024, 652530, 674281, 870040, 1044048, 1305060, 1348562, 1740080, 2022843, 2610120, 2697124, 3371405, 4045686, 5220240, 5394248, 6742810, 8091372, 10114215, 10788496, 13485620, 16182744, 20228430, 26971240, 32365488, 40456860, 53942480, 80913720, 161827440]

約数ペア:

[(1, 161827440), (2, 80913720), (3, 53942480), (4, 40456860), (5, 32365488), (6, 26971240), (8, 20228430), (10, 16182744), (12, 13485620), (15, 10788496), (16, 10114215), (20, 8091372), (24, 6742810), (30, 5394248), (31, 5220240), (40, 4045686), (48, 3371405), (60, 2697124), (62, 2610120), (80, 2022843), (93, 1740080), (120, 1348562), (124, 1305060), (155, 1044048), (186, 870040), (240, 674281), (248, 652530), (310, 522024), (372, 435020), (465, 348016), (496, 326265), (620, 261012), (744, 217510), (930, 174008), (1240, 130506), (1488, 108755), (1860, 87004), (2480, 65253), (3720, 43502), (7440, 21751)]