421551180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1187}}^1\times {\mathrm{1973}}^1$

素因数の和:3175

約数の個数: 72

約数和(自身を含む): 1280431152

約数和(自身を除く): 858879972

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1187, 1973, 2374, 3561, 3946, 4748, 5919, 5935, 7122, 7892, 9865, 10683, 11838, 11870, 14244, 17757, 17805, 19730, 21366, 23676, 23740, 29595, 35514, 35610, 39460, 42732, 53415, 59190, 71028, 71220, 88785, 106830, 118380, 177570, 213660, 355140, 2341951, 4683902, 7025853, 9367804, 11709755, 14051706, 21077559, 23419510, 28103412, 35129265, 42155118, 46839020, 70258530, 84310236, 105387795, 140517060, 210775590, 421551180]

約数ペア:

[(1, 421551180), (2, 210775590), (3, 140517060), (4, 105387795), (5, 84310236), (6, 70258530), (9, 46839020), (10, 42155118), (12, 35129265), (15, 28103412), (18, 23419510), (20, 21077559), (30, 14051706), (36, 11709755), (45, 9367804), (60, 7025853), (90, 4683902), (180, 2341951), (1187, 355140), (1973, 213660), (2374, 177570), (3561, 118380), (3946, 106830), (4748, 88785), (5919, 71220), (5935, 71028), (7122, 59190), (7892, 53415), (9865, 42732), (10683, 39460), (11838, 35610), (11870, 35514), (14244, 29595), (17757, 23740), (17805, 23676), (19730, 21366)]