157496220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{523}}^1$

素因数の和:784

約数の個数: 144

約数和(自身を含む): 549319680

約数和(自身を除く): 391823460

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, 140, 180, 210, 239, 252, 315, 420, 478, 523, 630, 717, 956, 1046, 1195, 1260, 1434, 1569, 1673, 2092, 2151, 2390, 2615, 2868, 3138, 3346, 3585, 3661, 4302, 4707, 4780, 5019, 5230, 6276, 6692, 7170, 7322, 7845, 8365, 8604, 9414, 10038, 10460, 10755, 10983, 14340, 14644, 15057, 15690, 16730, 18305, 18828, 20076, 21510, 21966, 23535, 25095, 30114, 31380, 32949, 33460, 36610, 43020, 43932, 47070, 50190, 54915, 60228, 65898, 73220, 75285, 94140, 100380, 109830, 124997, 131796, 150570, 164745, 219660, 249994, 301140, 329490, 374991, 499988, 624985, 658980, 749982, 874979, 1124973, 1249970, 1499964, 1749958, 1874955, 2249946, 2499940, 2624937, 3499916, 3749910, 4374895, 4499892, 5249874, 5624865, 7499820, 7874811, 8749790, 10499748, 11249730, 13124685, 15749622, 17499580, 22499460, 26249370, 31499244, 39374055, 52498740, 78748110, 157496220]

約数ペア:

[(1, 157496220), (2, 78748110), (3, 52498740), (4, 39374055), (5, 31499244), (6, 26249370), (7, 22499460), (9, 17499580), (10, 15749622), (12, 13124685), (14, 11249730), (15, 10499748), (18, 8749790), (20, 7874811), (21, 7499820), (28, 5624865), (30, 5249874), (35, 4499892), (36, 4374895), (42, 3749910), (45, 3499916), (60, 2624937), (63, 2499940), (70, 2249946), (84, 1874955), (90, 1749958), (105, 1499964), (126, 1249970), (140, 1124973), (180, 874979), (210, 749982), (239, 658980), (252, 624985), (315, 499988), (420, 374991), (478, 329490), (523, 301140), (630, 249994), (717, 219660), (956, 164745), (1046, 150570), (1195, 131796), (1260, 124997), (1434, 109830), (1569, 100380), (1673, 94140), (2092, 75285), (2151, 73220), (2390, 65898), (2615, 60228), (2868, 54915), (3138, 50190), (3346, 47070), (3585, 43932), (3661, 43020), (4302, 36610), (4707, 33460), (4780, 32949), (5019, 31380), (5230, 30114), (6276, 25095), (6692, 23535), (7170, 21966), (7322, 21510), (7845, 20076), (8365, 18828), (8604, 18305), (9414, 16730), (10038, 15690), (10460, 15057), (10755, 14644), (10983, 14340)]