221445960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{461}}^1\times {\mathrm{4003}}^1$

素因数の和:4478

約数の個数: 64

約数和(自身を含む): 665945280

約数和(自身を除く): 444499320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 461, 922, 1383, 1844, 2305, 2766, 3688, 4003, 4610, 5532, 6915, 8006, 9220, 11064, 12009, 13830, 16012, 18440, 20015, 24018, 27660, 32024, 40030, 48036, 55320, 60045, 80060, 96072, 120090, 160120, 240180, 480360, 1845383, 3690766, 5536149, 7381532, 9226915, 11072298, 14763064, 18453830, 22144596, 27680745, 36907660, 44289192, 55361490, 73815320, 110722980, 221445960]

約数ペア:

[(1, 221445960), (2, 110722980), (3, 73815320), (4, 55361490), (5, 44289192), (6, 36907660), (8, 27680745), (10, 22144596), (12, 18453830), (15, 14763064), (20, 11072298), (24, 9226915), (30, 7381532), (40, 5536149), (60, 3690766), (120, 1845383), (461, 480360), (922, 240180), (1383, 160120), (1844, 120090), (2305, 96072), (2766, 80060), (3688, 60045), (4003, 55320), (4610, 48036), (5532, 40030), (6915, 32024), (8006, 27660), (9220, 24018), (11064, 20015), (12009, 18440), (13830, 16012)]