287350920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{798197}}^1$

素因数の和:798214

約数の個数: 48

約数和(自身を含む): 933891660

約数和(自身を除く): 646540740

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 798197, 1596394, 2394591, 3192788, 3990985, 4789182, 6385576, 7183773, 7981970, 9578364, 11972955, 14367546, 15963940, 19156728, 23945910, 28735092, 31927880, 35918865, 47891820, 57470184, 71837730, 95783640, 143675460, 287350920]

約数ペア:

[(1, 287350920), (2, 143675460), (3, 95783640), (4, 71837730), (5, 57470184), (6, 47891820), (8, 35918865), (9, 31927880), (10, 28735092), (12, 23945910), (15, 19156728), (18, 15963940), (20, 14367546), (24, 11972955), (30, 9578364), (36, 7981970), (40, 7183773), (45, 6385576), (60, 4789182), (72, 3990985), (90, 3192788), (120, 2394591), (180, 1596394), (360, 798197)]