144403980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{49117}}^1$

素因数の和:49143

約数の個数: 72

約数和(自身を含む): 470353968

約数和(自身を除く): 325949988

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 49117, 98234, 147351, 196468, 245585, 294702, 343819, 491170, 589404, 687638, 736755, 982340, 1031457, 1375276, 1473510, 1719095, 2062914, 2406733, 2947020, 3438190, 4125828, 4813466, 5157285, 6876380, 7220199, 9626932, 10314570, 12033665, 14440398, 20629140, 24067330, 28880796, 36100995, 48134660, 72201990, 144403980]

約数ペア:

[(1, 144403980), (2, 72201990), (3, 48134660), (4, 36100995), (5, 28880796), (6, 24067330), (7, 20629140), (10, 14440398), (12, 12033665), (14, 10314570), (15, 9626932), (20, 7220199), (21, 6876380), (28, 5157285), (30, 4813466), (35, 4125828), (42, 3438190), (49, 2947020), (60, 2406733), (70, 2062914), (84, 1719095), (98, 1473510), (105, 1375276), (140, 1031457), (147, 982340), (196, 736755), (210, 687638), (245, 589404), (294, 491170), (420, 343819), (490, 294702), (588, 245585), (735, 196468), (980, 147351), (1470, 98234), (2940, 49117)]