355404420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{2221}}^1$

素因数の和:2370

約数の個数: 144

約数和(自身を含む): 1242329088

約数和(自身を除く): 886924668

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, 105, 126, 127, 140, 180, 210, 252, 254, 315, 381, 420, 508, 630, 635, 762, 889, 1143, 1260, 1270, 1524, 1778, 1905, 2221, 2286, 2540, 2667, 3556, 3810, 4442, 4445, 4572, 5334, 5715, 6663, 7620, 8001, 8884, 8890, 10668, 11105, 11430, 13326, 13335, 15547, 16002, 17780, 19989, 22210, 22860, 26652, 26670, 31094, 32004, 33315, 39978, 40005, 44420, 46641, 53340, 62188, 66630, 77735, 79956, 80010, 93282, 99945, 133260, 139923, 155470, 160020, 186564, 199890, 233205, 279846, 282067, 310940, 399780, 466410, 559692, 564134, 699615, 846201, 932820, 1128268, 1399230, 1410335, 1692402, 1974469, 2538603, 2798460, 2820670, 3384804, 3948938, 4231005, 5077206, 5641340, 5923407, 7897876, 8462010, 9872345, 10154412, 11846814, 12693015, 16924020, 17770221, 19744690, 23693628, 25386030, 29617035, 35540442, 39489380, 50772060, 59234070, 71080884, 88851105, 118468140, 177702210, 355404420]

約数ペア:

[(1, 355404420), (2, 177702210), (3, 118468140), (4, 88851105), (5, 71080884), (6, 59234070), (7, 50772060), (9, 39489380), (10, 35540442), (12, 29617035), (14, 25386030), (15, 23693628), (18, 19744690), (20, 17770221), (21, 16924020), (28, 12693015), (30, 11846814), (35, 10154412), (36, 9872345), (42, 8462010), (45, 7897876), (60, 5923407), (63, 5641340), (70, 5077206), (84, 4231005), (90, 3948938), (105, 3384804), (126, 2820670), (127, 2798460), (140, 2538603), (180, 1974469), (210, 1692402), (252, 1410335), (254, 1399230), (315, 1128268), (381, 932820), (420, 846201), (508, 699615), (630, 564134), (635, 559692), (762, 466410), (889, 399780), (1143, 310940), (1260, 282067), (1270, 279846), (1524, 233205), (1778, 199890), (1905, 186564), (2221, 160020), (2286, 155470), (2540, 139923), (2667, 133260), (3556, 99945), (3810, 93282), (4442, 80010), (4445, 79956), (4572, 77735), (5334, 66630), (5715, 62188), (6663, 53340), (7620, 46641), (8001, 44420), (8884, 40005), (8890, 39978), (10668, 33315), (11105, 32004), (11430, 31094), (13326, 26670), (13335, 26652), (15547, 22860), (16002, 22210), (17780, 19989)]