145725420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{78347}}^1$

素因数の和:78390

約数の個数: 48

約数和(自身を含む): 421198848

約数和(自身を除く): 275473428

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 78347, 156694, 235041, 313388, 391735, 470082, 783470, 940164, 1175205, 1566940, 2350410, 2428757, 4700820, 4857514, 7286271, 9715028, 12143785, 14572542, 24287570, 29145084, 36431355, 48575140, 72862710, 145725420]

約数ペア:

[(1, 145725420), (2, 72862710), (3, 48575140), (4, 36431355), (5, 29145084), (6, 24287570), (10, 14572542), (12, 12143785), (15, 9715028), (20, 7286271), (30, 4857514), (31, 4700820), (60, 2428757), (62, 2350410), (93, 1566940), (124, 1175205), (155, 940164), (186, 783470), (310, 470082), (372, 391735), (465, 313388), (620, 235041), (930, 156694), (1860, 78347)]