681575160

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{311}}^1\times {\mathrm{2609}}^1$

素因数の和:2941

約数の個数: 128

約数和(自身を含む): 2345241600

約数和(自身を除く): 1663666440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 311, 420, 622, 840, 933, 1244, 1555, 1866, 2177, 2488, 2609, 3110, 3732, 4354, 4665, 5218, 6220, 6531, 7464, 7827, 8708, 9330, 10436, 10885, 12440, 13045, 13062, 15654, 17416, 18263, 18660, 20872, 21770, 26090, 26124, 31308, 32655, 36526, 37320, 39135, 43540, 52180, 52248, 54789, 62616, 65310, 73052, 78270, 87080, 91315, 104360, 109578, 130620, 146104, 156540, 182630, 219156, 261240, 273945, 313080, 365260, 438312, 547890, 730520, 811399, 1095780, 1622798, 2191560, 2434197, 3245596, 4056995, 4868394, 5679793, 6491192, 8113990, 9736788, 11359586, 12170985, 16227980, 17039379, 19473576, 22719172, 24341970, 28398965, 32455960, 34078758, 45438344, 48683940, 56797930, 68157516, 85196895, 97367880, 113595860, 136315032, 170393790, 227191720, 340787580, 681575160]

約数ペア:

[(1, 681575160), (2, 340787580), (3, 227191720), (4, 170393790), (5, 136315032), (6, 113595860), (7, 97367880), (8, 85196895), (10, 68157516), (12, 56797930), (14, 48683940), (15, 45438344), (20, 34078758), (21, 32455960), (24, 28398965), (28, 24341970), (30, 22719172), (35, 19473576), (40, 17039379), (42, 16227980), (56, 12170985), (60, 11359586), (70, 9736788), (84, 8113990), (105, 6491192), (120, 5679793), (140, 4868394), (168, 4056995), (210, 3245596), (280, 2434197), (311, 2191560), (420, 1622798), (622, 1095780), (840, 811399), (933, 730520), (1244, 547890), (1555, 438312), (1866, 365260), (2177, 313080), (2488, 273945), (2609, 261240), (3110, 219156), (3732, 182630), (4354, 156540), (4665, 146104), (5218, 130620), (6220, 109578), (6531, 104360), (7464, 91315), (7827, 87080), (8708, 78270), (9330, 73052), (10436, 65310), (10885, 62616), (12440, 54789), (13045, 52248), (13062, 52180), (15654, 43540), (17416, 39135), (18263, 37320), (18660, 36526), (20872, 32655), (21770, 31308), (26090, 26124)]