668477880

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{88423}}^1$

素因数の和:88450

約数の個数: 128

約数和(自身を含む): 2546611200

約数和(自身を除く): 1878133320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 630, 756, 840, 945, 1080, 1260, 1512, 1890, 2520, 3780, 7560, 88423, 176846, 265269, 353692, 442115, 530538, 618961, 707384, 795807, 884230, 1061076, 1237922, 1326345, 1591614, 1768460, 1856883, 2122152, 2387421, 2475844, 2652690, 3094805, 3183228, 3536920, 3713766, 3979035, 4774842, 4951688, 5305380, 5570649, 6189610, 6366456, 7427532, 7958070, 9284415, 9549684, 10610760, 11141298, 11937105, 12379220, 14855064, 15916140, 16711947, 18568830, 19099368, 22282596, 23874210, 24758440, 27853245, 31832280, 33423894, 37137660, 44565192, 47748420, 55706490, 66847788, 74275320, 83559735, 95496840, 111412980, 133695576, 167119470, 222825960, 334238940, 668477880]

約数ペア:

[(1, 668477880), (2, 334238940), (3, 222825960), (4, 167119470), (5, 133695576), (6, 111412980), (7, 95496840), (8, 83559735), (9, 74275320), (10, 66847788), (12, 55706490), (14, 47748420), (15, 44565192), (18, 37137660), (20, 33423894), (21, 31832280), (24, 27853245), (27, 24758440), (28, 23874210), (30, 22282596), (35, 19099368), (36, 18568830), (40, 16711947), (42, 15916140), (45, 14855064), (54, 12379220), (56, 11937105), (60, 11141298), (63, 10610760), (70, 9549684), (72, 9284415), (84, 7958070), (90, 7427532), (105, 6366456), (108, 6189610), (120, 5570649), (126, 5305380), (135, 4951688), (140, 4774842), (168, 3979035), (180, 3713766), (189, 3536920), (210, 3183228), (216, 3094805), (252, 2652690), (270, 2475844), (280, 2387421), (315, 2122152), (360, 1856883), (378, 1768460), (420, 1591614), (504, 1326345), (540, 1237922), (630, 1061076), (756, 884230), (840, 795807), (945, 707384), (1080, 618961), (1260, 530538), (1512, 442115), (1890, 353692), (2520, 265269), (3780, 176846), (7560, 88423)]