80435280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{461}}^1\times {\mathrm{727}}^1$

素因数の和:1204

約数の個数: 80

約数和(自身を含む): 250233984

約数和(自身を除く): 169798704

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 461, 727, 922, 1383, 1454, 1844, 2181, 2305, 2766, 2908, 3635, 3688, 4362, 4610, 5532, 5816, 6915, 7270, 7376, 8724, 9220, 10905, 11064, 11632, 13830, 14540, 17448, 18440, 21810, 22128, 27660, 29080, 34896, 36880, 43620, 55320, 58160, 87240, 110640, 174480, 335147, 670294, 1005441, 1340588, 1675735, 2010882, 2681176, 3351470, 4021764, 5027205, 5362352, 6702940, 8043528, 10054410, 13405880, 16087056, 20108820, 26811760, 40217640, 80435280]

約数ペア:

[(1, 80435280), (2, 40217640), (3, 26811760), (4, 20108820), (5, 16087056), (6, 13405880), (8, 10054410), (10, 8043528), (12, 6702940), (15, 5362352), (16, 5027205), (20, 4021764), (24, 3351470), (30, 2681176), (40, 2010882), (48, 1675735), (60, 1340588), (80, 1005441), (120, 670294), (240, 335147), (461, 174480), (727, 110640), (922, 87240), (1383, 58160), (1454, 55320), (1844, 43620), (2181, 36880), (2305, 34896), (2766, 29080), (2908, 27660), (3635, 22128), (3688, 21810), (4362, 18440), (4610, 17448), (5532, 14540), (5816, 13830), (6915, 11632), (7270, 11064), (7376, 10905), (8724, 9220)]