207679920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{123619}}^1$

素因数の和:123642

約数の個数: 80

約数和(自身を含む): 735786240

約数和(自身を除く): 528106320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 123619, 247238, 370857, 494476, 618095, 741714, 865333, 988952, 1236190, 1483428, 1730666, 1854285, 1977904, 2472380, 2595999, 2966856, 3461332, 3708570, 4326665, 4944760, 5191998, 5933712, 6922664, 7417140, 8653330, 9889520, 10383996, 12979995, 13845328, 14834280, 17306660, 20767992, 25959990, 29668560, 34613320, 41535984, 51919980, 69226640, 103839960, 207679920]

約数ペア:

[(1, 207679920), (2, 103839960), (3, 69226640), (4, 51919980), (5, 41535984), (6, 34613320), (7, 29668560), (8, 25959990), (10, 20767992), (12, 17306660), (14, 14834280), (15, 13845328), (16, 12979995), (20, 10383996), (21, 9889520), (24, 8653330), (28, 7417140), (30, 6922664), (35, 5933712), (40, 5191998), (42, 4944760), (48, 4326665), (56, 3708570), (60, 3461332), (70, 2966856), (80, 2595999), (84, 2472380), (105, 1977904), (112, 1854285), (120, 1730666), (140, 1483428), (168, 1236190), (210, 988952), (240, 865333), (280, 741714), (336, 618095), (420, 494476), (560, 370857), (840, 247238), (1680, 123619)]