72500580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1$

素因数の和:123

約数の個数: 288

約数和(自身を含む): 259459200

約数和(自身を除く): 186958620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 19, 20, 29, 30, 34, 36, 38, 43, 45, 51, 57, 58, 60, 68, 76, 85, 86, 87, 90, 95, 102, 114, 116, 129, 145, 153, 170, 171, 172, 174, 180, 190, 204, 215, 228, 255, 258, 261, 285, 290, 306, 323, 340, 342, 348, 380, 387, 430, 435, 493, 510, 516, 522, 551, 570, 580, 612, 645, 646, 684, 731, 765, 774, 817, 855, 860, 870, 969, 986, 1020, 1044, 1102, 1140, 1247, 1290, 1292, 1305, 1462, 1479, 1530, 1548, 1615, 1634, 1653, 1710, 1740, 1935, 1938, 1972, 2193, 2204, 2451, 2465, 2494, 2580, 2610, 2755, 2907, 2924, 2958, 3060, 3230, 3268, 3306, 3420, 3655, 3741, 3870, 3876, 4085, 4386, 4437, 4845, 4902, 4930, 4959, 4988, 5220, 5510, 5814, 5916, 6235, 6460, 6579, 6612, 7310, 7353, 7395, 7482, 7740, 8170, 8265, 8772, 8874, 9367, 9690, 9804, 9860, 9918, 10965, 11020, 11223, 11628, 12255, 12470, 13158, 13889, 14535, 14620, 14706, 14790, 14964, 16340, 16530, 17748, 18705, 18734, 19380, 19836, 21199, 21930, 22185, 22446, 23693, 24510, 24795, 24940, 26316, 27778, 28101, 29070, 29412, 29580, 32895, 33060, 36765, 37410, 37468, 41667, 42398, 43860, 44370, 44892, 46835, 47386, 49020, 49590, 55556, 56115, 56202, 58140, 63597, 65790, 69445, 71079, 73530, 74820, 83334, 84303, 84796, 88740, 93670, 94772, 99180, 105995, 112230, 112404, 118465, 125001, 127194, 131580, 138890, 140505, 142158, 147060, 166668, 168606, 187340, 190791, 208335, 211990, 213237, 224460, 236930, 250002, 254388, 277780, 281010, 284316, 317985, 337212, 355395, 381582, 402781, 416670, 421515, 423980, 426474, 473860, 500004, 562020, 625005, 635970, 710790, 763164, 805562, 833340, 843030, 852948, 953955, 1066185, 1208343, 1250010, 1271940, 1421580, 1611124, 1686060, 1907910, 2013905, 2132370, 2416686, 2500020, 3625029, 3815820, 4027810, 4264740, 4833372, 6041715, 7250058, 8055620, 12083430, 14500116, 18125145, 24166860, 36250290, 72500580]

約数ペア:

[(1, 72500580), (2, 36250290), (3, 24166860), (4, 18125145), (5, 14500116), (6, 12083430), (9, 8055620), (10, 7250058), (12, 6041715), (15, 4833372), (17, 4264740), (18, 4027810), (19, 3815820), (20, 3625029), (29, 2500020), (30, 2416686), (34, 2132370), (36, 2013905), (38, 1907910), (43, 1686060), (45, 1611124), (51, 1421580), (57, 1271940), (58, 1250010), (60, 1208343), (68, 1066185), (76, 953955), (85, 852948), (86, 843030), (87, 833340), (90, 805562), (95, 763164), (102, 710790), (114, 635970), (116, 625005), (129, 562020), (145, 500004), (153, 473860), (170, 426474), (171, 423980), (172, 421515), (174, 416670), (180, 402781), (190, 381582), (204, 355395), (215, 337212), (228, 317985), (255, 284316), (258, 281010), (261, 277780), (285, 254388), (290, 250002), (306, 236930), (323, 224460), (340, 213237), (342, 211990), (348, 208335), (380, 190791), (387, 187340), (430, 168606), (435, 166668), (493, 147060), (510, 142158), (516, 140505), (522, 138890), (551, 131580), (570, 127194), (580, 125001), (612, 118465), (645, 112404), (646, 112230), (684, 105995), (731, 99180), (765, 94772), (774, 93670), (817, 88740), (855, 84796), (860, 84303), (870, 83334), (969, 74820), (986, 73530), (1020, 71079), (1044, 69445), (1102, 65790), (1140, 63597), (1247, 58140), (1290, 56202), (1292, 56115), (1305, 55556), (1462, 49590), (1479, 49020), (1530, 47386), (1548, 46835), (1615, 44892), (1634, 44370), (1653, 43860), (1710, 42398), (1740, 41667), (1935, 37468), (1938, 37410), (1972, 36765), (2193, 33060), (2204, 32895), (2451, 29580), (2465, 29412), (2494, 29070), (2580, 28101), (2610, 27778), (2755, 26316), (2907, 24940), (2924, 24795), (2958, 24510), (3060, 23693), (3230, 22446), (3268, 22185), (3306, 21930), (3420, 21199), (3655, 19836), (3741, 19380), (3870, 18734), (3876, 18705), (4085, 17748), (4386, 16530), (4437, 16340), (4845, 14964), (4902, 14790), (4930, 14706), (4959, 14620), (4988, 14535), (5220, 13889), (5510, 13158), (5814, 12470), (5916, 12255), (6235, 11628), (6460, 11223), (6579, 11020), (6612, 10965), (7310, 9918), (7353, 9860), (7395, 9804), (7482, 9690), (7740, 9367), (8170, 8874), (8265, 8772)]