200018640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{607}}^1\times {\mathrm{1373}}^1$

素因数の和:1996

約数の個数: 80

約数和(自身を含む): 621531648

約数和(自身を除く): 421513008

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 607, 1214, 1373, 1821, 2428, 2746, 3035, 3642, 4119, 4856, 5492, 6070, 6865, 7284, 8238, 9105, 9712, 10984, 12140, 13730, 14568, 16476, 18210, 20595, 21968, 24280, 27460, 29136, 32952, 36420, 41190, 48560, 54920, 65904, 72840, 82380, 109840, 145680, 164760, 329520, 833411, 1666822, 2500233, 3333644, 4167055, 5000466, 6667288, 8334110, 10000932, 12501165, 13334576, 16668220, 20001864, 25002330, 33336440, 40003728, 50004660, 66672880, 100009320, 200018640]

約数ペア:

[(1, 200018640), (2, 100009320), (3, 66672880), (4, 50004660), (5, 40003728), (6, 33336440), (8, 25002330), (10, 20001864), (12, 16668220), (15, 13334576), (16, 12501165), (20, 10000932), (24, 8334110), (30, 6667288), (40, 5000466), (48, 4167055), (60, 3333644), (80, 2500233), (120, 1666822), (240, 833411), (607, 329520), (1214, 164760), (1373, 145680), (1821, 109840), (2428, 82380), (2746, 72840), (3035, 65904), (3642, 54920), (4119, 48560), (4856, 41190), (5492, 36420), (6070, 32952), (6865, 29136), (7284, 27460), (8238, 24280), (9105, 21968), (9712, 20595), (10984, 18210), (12140, 16476), (13730, 14568)]