139453020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{163}}^1$

素因数の和:289

約数の個数: 216

約数和(自身を含む): 500192784

約数和(自身を除く): 360739764

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 97, 98, 105, 126, 140, 147, 163, 180, 194, 196, 210, 245, 252, 291, 294, 315, 326, 388, 420, 441, 485, 489, 490, 582, 588, 630, 652, 679, 735, 815, 873, 882, 970, 978, 980, 1141, 1164, 1260, 1358, 1455, 1467, 1470, 1630, 1746, 1764, 1940, 1956, 2037, 2205, 2282, 2445, 2716, 2910, 2934, 2940, 3260, 3395, 3423, 3492, 4074, 4365, 4410, 4564, 4753, 4890, 5705, 5820, 5868, 6111, 6790, 6846, 7335, 7987, 8148, 8730, 8820, 9506, 9780, 10185, 10269, 11410, 12222, 13580, 13692, 14259, 14670, 15811, 15974, 17115, 17460, 19012, 20370, 20538, 22820, 23765, 23961, 24444, 28518, 29340, 30555, 31622, 31948, 34230, 39935, 40740, 41076, 42777, 47433, 47530, 47922, 51345, 57036, 61110, 63244, 68460, 71295, 71883, 79055, 79870, 85554, 94866, 95060, 95844, 102690, 110677, 119805, 122220, 142299, 142590, 143766, 158110, 159740, 171108, 189732, 205380, 213885, 221354, 237165, 239610, 284598, 285180, 287532, 316220, 332031, 359415, 427770, 442708, 474330, 479220, 553385, 569196, 664062, 711495, 718830, 774739, 855540, 948660, 996093, 1106770, 1328124, 1422990, 1437660, 1549478, 1660155, 1992186, 2213540, 2324217, 2845980, 3098956, 3320310, 3873695, 3984372, 4648434, 4980465, 6640620, 6972651, 7747390, 9296868, 9960930, 11621085, 13945302, 15494780, 19921860, 23242170, 27890604, 34863255, 46484340, 69726510, 139453020]

約数ペア:

[(1, 139453020), (2, 69726510), (3, 46484340), (4, 34863255), (5, 27890604), (6, 23242170), (7, 19921860), (9, 15494780), (10, 13945302), (12, 11621085), (14, 9960930), (15, 9296868), (18, 7747390), (20, 6972651), (21, 6640620), (28, 4980465), (30, 4648434), (35, 3984372), (36, 3873695), (42, 3320310), (45, 3098956), (49, 2845980), (60, 2324217), (63, 2213540), (70, 1992186), (84, 1660155), (90, 1549478), (97, 1437660), (98, 1422990), (105, 1328124), (126, 1106770), (140, 996093), (147, 948660), (163, 855540), (180, 774739), (194, 718830), (196, 711495), (210, 664062), (245, 569196), (252, 553385), (291, 479220), (294, 474330), (315, 442708), (326, 427770), (388, 359415), (420, 332031), (441, 316220), (485, 287532), (489, 285180), (490, 284598), (582, 239610), (588, 237165), (630, 221354), (652, 213885), (679, 205380), (735, 189732), (815, 171108), (873, 159740), (882, 158110), (970, 143766), (978, 142590), (980, 142299), (1141, 122220), (1164, 119805), (1260, 110677), (1358, 102690), (1455, 95844), (1467, 95060), (1470, 94866), (1630, 85554), (1746, 79870), (1764, 79055), (1940, 71883), (1956, 71295), (2037, 68460), (2205, 63244), (2282, 61110), (2445, 57036), (2716, 51345), (2910, 47922), (2934, 47530), (2940, 47433), (3260, 42777), (3395, 41076), (3423, 40740), (3492, 39935), (4074, 34230), (4365, 31948), (4410, 31622), (4564, 30555), (4753, 29340), (4890, 28518), (5705, 24444), (5820, 23961), (5868, 23765), (6111, 22820), (6790, 20538), (6846, 20370), (7335, 19012), (7987, 17460), (8148, 17115), (8730, 15974), (8820, 15811), (9506, 14670), (9780, 14259), (10185, 13692), (10269, 13580), (11410, 12222)]