42398580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{59}}^2$

素因数の和:166

約数の個数: 144

約数和(自身を含む): 142773120

約数和(自身を除く): 100374540

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 29, 30, 35, 42, 58, 59, 60, 70, 84, 87, 105, 116, 118, 140, 145, 174, 177, 203, 210, 236, 290, 295, 348, 354, 406, 413, 420, 435, 580, 590, 609, 708, 812, 826, 870, 885, 1015, 1180, 1218, 1239, 1652, 1711, 1740, 1770, 2030, 2065, 2436, 2478, 3045, 3422, 3481, 3540, 4060, 4130, 4956, 5133, 6090, 6195, 6844, 6962, 8260, 8555, 10266, 10443, 11977, 12180, 12390, 13924, 17110, 17405, 20532, 20886, 23954, 24367, 24780, 25665, 34220, 34810, 35931, 41772, 47908, 48734, 51330, 52215, 59885, 69620, 71862, 73101, 97468, 100949, 102660, 104430, 119770, 121835, 143724, 146202, 179655, 201898, 208860, 239540, 243670, 292404, 302847, 359310, 365505, 403796, 487340, 504745, 605694, 706643, 718620, 731010, 1009490, 1211388, 1413286, 1462020, 1514235, 2018980, 2119929, 2826572, 3028470, 3533215, 4239858, 6056940, 7066430, 8479716, 10599645, 14132860, 21199290, 42398580]

約数ペア:

[(1, 42398580), (2, 21199290), (3, 14132860), (4, 10599645), (5, 8479716), (6, 7066430), (7, 6056940), (10, 4239858), (12, 3533215), (14, 3028470), (15, 2826572), (20, 2119929), (21, 2018980), (28, 1514235), (29, 1462020), (30, 1413286), (35, 1211388), (42, 1009490), (58, 731010), (59, 718620), (60, 706643), (70, 605694), (84, 504745), (87, 487340), (105, 403796), (116, 365505), (118, 359310), (140, 302847), (145, 292404), (174, 243670), (177, 239540), (203, 208860), (210, 201898), (236, 179655), (290, 146202), (295, 143724), (348, 121835), (354, 119770), (406, 104430), (413, 102660), (420, 100949), (435, 97468), (580, 73101), (590, 71862), (609, 69620), (708, 59885), (812, 52215), (826, 51330), (870, 48734), (885, 47908), (1015, 41772), (1180, 35931), (1218, 34810), (1239, 34220), (1652, 25665), (1711, 24780), (1740, 24367), (1770, 23954), (2030, 20886), (2065, 20532), (2436, 17405), (2478, 17110), (3045, 13924), (3422, 12390), (3481, 12180), (3540, 11977), (4060, 10443), (4130, 10266), (4956, 8555), (5133, 8260), (6090, 6962), (6195, 6844)]