67799760

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{40357}}^1$

素因数の和:40380

約数の個数: 80

約数和(自身を含む): 240210816

約数和(自身を除く): 172411056

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, 40357, 80714, 121071, 161428, 201785, 242142, 282499, 322856, 403570, 484284, 564998, 605355, 645712, 807140, 847497, 968568, 1129996, 1210710, 1412495, 1614280, 1694994, 1937136, 2259992, 2421420, 2824990, 3228560, 3389988, 4237485, 4519984, 4842840, 5649980, 6779976, 8474970, 9685680, 11299960, 13559952, 16949940, 22599920, 33899880, 67799760]

約数ペア:

[(1, 67799760), (2, 33899880), (3, 22599920), (4, 16949940), (5, 13559952), (6, 11299960), (7, 9685680), (8, 8474970), (10, 6779976), (12, 5649980), (14, 4842840), (15, 4519984), (16, 4237485), (20, 3389988), (21, 3228560), (24, 2824990), (28, 2421420), (30, 2259992), (35, 1937136), (40, 1694994), (42, 1614280), (48, 1412495), (56, 1210710), (60, 1129996), (70, 968568), (80, 847497), (84, 807140), (105, 645712), (112, 605355), (120, 564998), (140, 484284), (168, 403570), (210, 322856), (240, 282499), (280, 242142), (336, 201785), (420, 161428), (560, 121071), (840, 80714), (1680, 40357)]