157420620

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{1237}}^1$

素因数の和:1360

約数の個数: 144

約数和(自身を含む): 551573568

約数和(自身を除く): 394152948

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 101, 105, 126, 140, 180, 202, 210, 252, 303, 315, 404, 420, 505, 606, 630, 707, 909, 1010, 1212, 1237, 1260, 1414, 1515, 1818, 2020, 2121, 2474, 2828, 3030, 3535, 3636, 3711, 4242, 4545, 4948, 6060, 6185, 6363, 7070, 7422, 8484, 8659, 9090, 10605, 11133, 12370, 12726, 14140, 14844, 17318, 18180, 18555, 21210, 22266, 24740, 25452, 25977, 31815, 34636, 37110, 42420, 43295, 44532, 51954, 55665, 63630, 74220, 77931, 86590, 103908, 111330, 124937, 127260, 129885, 155862, 173180, 222660, 249874, 259770, 311724, 374811, 389655, 499748, 519540, 624685, 749622, 779310, 874559, 1124433, 1249370, 1499244, 1558620, 1749118, 1874055, 2248866, 2498740, 2623677, 3498236, 3748110, 4372795, 4497732, 5247354, 5622165, 7496220, 7871031, 8745590, 10494708, 11244330, 13118385, 15742062, 17491180, 22488660, 26236770, 31484124, 39355155, 52473540, 78710310, 157420620]

約数ペア:

[(1, 157420620), (2, 78710310), (3, 52473540), (4, 39355155), (5, 31484124), (6, 26236770), (7, 22488660), (9, 17491180), (10, 15742062), (12, 13118385), (14, 11244330), (15, 10494708), (18, 8745590), (20, 7871031), (21, 7496220), (28, 5622165), (30, 5247354), (35, 4497732), (36, 4372795), (42, 3748110), (45, 3498236), (60, 2623677), (63, 2498740), (70, 2248866), (84, 1874055), (90, 1749118), (101, 1558620), (105, 1499244), (126, 1249370), (140, 1124433), (180, 874559), (202, 779310), (210, 749622), (252, 624685), (303, 519540), (315, 499748), (404, 389655), (420, 374811), (505, 311724), (606, 259770), (630, 249874), (707, 222660), (909, 173180), (1010, 155862), (1212, 129885), (1237, 127260), (1260, 124937), (1414, 111330), (1515, 103908), (1818, 86590), (2020, 77931), (2121, 74220), (2474, 63630), (2828, 55665), (3030, 51954), (3535, 44532), (3636, 43295), (3711, 42420), (4242, 37110), (4545, 34636), (4948, 31815), (6060, 25977), (6185, 25452), (6363, 24740), (7070, 22266), (7422, 21210), (8484, 18555), (8659, 18180), (9090, 17318), (10605, 14844), (11133, 14140), (12370, 12726)]