68320140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{3461}}^1$

素因数の和:3527

約数の個数: 96

約数和(自身を含む): 223340544

約数和(自身を除く): 155020404

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 47, 60, 70, 84, 94, 105, 140, 141, 188, 210, 235, 282, 329, 420, 470, 564, 658, 705, 940, 987, 1316, 1410, 1645, 1974, 2820, 3290, 3461, 3948, 4935, 6580, 6922, 9870, 10383, 13844, 17305, 19740, 20766, 24227, 34610, 41532, 48454, 51915, 69220, 72681, 96908, 103830, 121135, 145362, 162667, 207660, 242270, 290724, 325334, 363405, 484540, 488001, 650668, 726810, 813335, 976002, 1138669, 1453620, 1626670, 1952004, 2277338, 2440005, 3253340, 3416007, 4554676, 4880010, 5693345, 6832014, 9760020, 11386690, 13664028, 17080035, 22773380, 34160070, 68320140]

約数ペア:

[(1, 68320140), (2, 34160070), (3, 22773380), (4, 17080035), (5, 13664028), (6, 11386690), (7, 9760020), (10, 6832014), (12, 5693345), (14, 4880010), (15, 4554676), (20, 3416007), (21, 3253340), (28, 2440005), (30, 2277338), (35, 1952004), (42, 1626670), (47, 1453620), (60, 1138669), (70, 976002), (84, 813335), (94, 726810), (105, 650668), (140, 488001), (141, 484540), (188, 363405), (210, 325334), (235, 290724), (282, 242270), (329, 207660), (420, 162667), (470, 145362), (564, 121135), (658, 103830), (705, 96908), (940, 72681), (987, 69220), (1316, 51915), (1410, 48454), (1645, 41532), (1974, 34610), (2820, 24227), (3290, 20766), (3461, 19740), (3948, 17305), (4935, 13844), (6580, 10383), (6922, 9870)]