199045140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{24943}}^1$

素因数の和:24981

約数の個数: 96

約数和(自身を含む): 670494720

約数和(自身を除く): 471449580

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 84, 95, 105, 114, 133, 140, 190, 210, 228, 266, 285, 380, 399, 420, 532, 570, 665, 798, 1140, 1330, 1596, 1995, 2660, 3990, 7980, 24943, 49886, 74829, 99772, 124715, 149658, 174601, 249430, 299316, 349202, 374145, 473917, 498860, 523803, 698404, 748290, 873005, 947834, 1047606, 1421751, 1496580, 1746010, 1895668, 2095212, 2369585, 2619015, 2843502, 3317419, 3492020, 4739170, 5238030, 5687004, 6634838, 7108755, 9478340, 9952257, 10476060, 13269676, 14217510, 16587095, 19904514, 28435020, 33174190, 39809028, 49761285, 66348380, 99522570, 199045140]

約数ペア:

[(1, 199045140), (2, 99522570), (3, 66348380), (4, 49761285), (5, 39809028), (6, 33174190), (7, 28435020), (10, 19904514), (12, 16587095), (14, 14217510), (15, 13269676), (19, 10476060), (20, 9952257), (21, 9478340), (28, 7108755), (30, 6634838), (35, 5687004), (38, 5238030), (42, 4739170), (57, 3492020), (60, 3317419), (70, 2843502), (76, 2619015), (84, 2369585), (95, 2095212), (105, 1895668), (114, 1746010), (133, 1496580), (140, 1421751), (190, 1047606), (210, 947834), (228, 873005), (266, 748290), (285, 698404), (380, 523803), (399, 498860), (420, 473917), (532, 374145), (570, 349202), (665, 299316), (798, 249430), (1140, 174601), (1330, 149658), (1596, 124715), (1995, 99772), (2660, 74829), (3990, 49886), (7980, 24943)]