201280380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{479239}}^1$

素因数の和:479258

約数の個数: 48

約数和(自身を含む): 644098560

約数和(自身を除く): 442818180

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 479239, 958478, 1437717, 1916956, 2396195, 2875434, 3354673, 4792390, 5750868, 6709346, 7188585, 9584780, 10064019, 13418692, 14377170, 16773365, 20128038, 28754340, 33546730, 40256076, 50320095, 67093460, 100640190, 201280380]

約数ペア:

[(1, 201280380), (2, 100640190), (3, 67093460), (4, 50320095), (5, 40256076), (6, 33546730), (7, 28754340), (10, 20128038), (12, 16773365), (14, 14377170), (15, 13418692), (20, 10064019), (21, 9584780), (28, 7188585), (30, 6709346), (35, 5750868), (42, 4792390), (60, 3354673), (70, 2875434), (84, 2396195), (105, 1916956), (140, 1437717), (210, 958478), (420, 479239)]