145664220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^2\times {\mathrm{101}}^1$

素因数の和:212

約数の個数: 144

約数和(自身を含む): 454138272

約数和(自身を除く): 308474052

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 43, 52, 60, 65, 78, 86, 101, 129, 130, 156, 172, 195, 202, 215, 258, 260, 303, 390, 404, 430, 505, 516, 559, 606, 645, 780, 860, 1010, 1118, 1212, 1290, 1313, 1515, 1677, 1849, 2020, 2236, 2580, 2626, 2795, 3030, 3354, 3698, 3939, 4343, 5252, 5547, 5590, 6060, 6565, 6708, 7396, 7878, 8385, 8686, 9245, 11094, 11180, 13029, 13130, 15756, 16770, 17372, 18490, 19695, 21715, 22188, 24037, 26058, 26260, 27735, 33540, 36980, 39390, 43430, 48074, 52116, 55470, 56459, 65145, 72111, 78780, 86860, 96148, 110940, 112918, 120185, 130290, 144222, 169377, 186749, 225836, 240370, 260580, 282295, 288444, 338754, 360555, 373498, 480740, 560247, 564590, 677508, 721110, 746996, 846885, 933745, 1120494, 1129180, 1442220, 1693770, 1867490, 2240988, 2427737, 2801235, 3387540, 3734980, 4855474, 5602470, 7283211, 9710948, 11204940, 12138685, 14566422, 24277370, 29132844, 36416055, 48554740, 72832110, 145664220]

約数ペア:

[(1, 145664220), (2, 72832110), (3, 48554740), (4, 36416055), (5, 29132844), (6, 24277370), (10, 14566422), (12, 12138685), (13, 11204940), (15, 9710948), (20, 7283211), (26, 5602470), (30, 4855474), (39, 3734980), (43, 3387540), (52, 2801235), (60, 2427737), (65, 2240988), (78, 1867490), (86, 1693770), (101, 1442220), (129, 1129180), (130, 1120494), (156, 933745), (172, 846885), (195, 746996), (202, 721110), (215, 677508), (258, 564590), (260, 560247), (303, 480740), (390, 373498), (404, 360555), (430, 338754), (505, 288444), (516, 282295), (559, 260580), (606, 240370), (645, 225836), (780, 186749), (860, 169377), (1010, 144222), (1118, 130290), (1212, 120185), (1290, 112918), (1313, 110940), (1515, 96148), (1677, 86860), (1849, 78780), (2020, 72111), (2236, 65145), (2580, 56459), (2626, 55470), (2795, 52116), (3030, 48074), (3354, 43430), (3698, 39390), (3939, 36980), (4343, 33540), (5252, 27735), (5547, 26260), (5590, 26058), (6060, 24037), (6565, 22188), (6708, 21715), (7396, 19695), (7878, 18490), (8385, 17372), (8686, 16770), (9245, 15756), (11094, 13130), (11180, 13029)]