140245740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{401}}^1$

素因数の和:512

約数の個数: 144

約数和(自身を含む): 447763680

約数和(自身を除く): 307517940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 67, 87, 90, 116, 134, 145, 174, 180, 201, 261, 268, 290, 335, 348, 401, 402, 435, 522, 580, 603, 670, 802, 804, 870, 1005, 1044, 1203, 1206, 1305, 1340, 1604, 1740, 1943, 2005, 2010, 2406, 2412, 2610, 3015, 3609, 3886, 4010, 4020, 4812, 5220, 5829, 6015, 6030, 7218, 7772, 8020, 9715, 11629, 11658, 12030, 12060, 14436, 17487, 18045, 19430, 23258, 23316, 24060, 26867, 29145, 34887, 34974, 36090, 38860, 46516, 53734, 58145, 58290, 69774, 69948, 72180, 80601, 87435, 104661, 107468, 116290, 116580, 134335, 139548, 161202, 174435, 174870, 209322, 232580, 241803, 268670, 322404, 348870, 349740, 403005, 418644, 483606, 523305, 537340, 697740, 779143, 806010, 967212, 1046610, 1209015, 1558286, 1612020, 2093220, 2337429, 2418030, 3116572, 3895715, 4674858, 4836060, 7012287, 7791430, 9349716, 11687145, 14024574, 15582860, 23374290, 28049148, 35061435, 46748580, 70122870, 140245740]

約数ペア:

[(1, 140245740), (2, 70122870), (3, 46748580), (4, 35061435), (5, 28049148), (6, 23374290), (9, 15582860), (10, 14024574), (12, 11687145), (15, 9349716), (18, 7791430), (20, 7012287), (29, 4836060), (30, 4674858), (36, 3895715), (45, 3116572), (58, 2418030), (60, 2337429), (67, 2093220), (87, 1612020), (90, 1558286), (116, 1209015), (134, 1046610), (145, 967212), (174, 806010), (180, 779143), (201, 697740), (261, 537340), (268, 523305), (290, 483606), (335, 418644), (348, 403005), (401, 349740), (402, 348870), (435, 322404), (522, 268670), (580, 241803), (603, 232580), (670, 209322), (802, 174870), (804, 174435), (870, 161202), (1005, 139548), (1044, 134335), (1203, 116580), (1206, 116290), (1305, 107468), (1340, 104661), (1604, 87435), (1740, 80601), (1943, 72180), (2005, 69948), (2010, 69774), (2406, 58290), (2412, 58145), (2610, 53734), (3015, 46516), (3609, 38860), (3886, 36090), (4010, 34974), (4020, 34887), (4812, 29145), (5220, 26867), (5829, 24060), (6015, 23316), (6030, 23258), (7218, 19430), (7772, 18045), (8020, 17487), (9715, 14436), (11629, 12060), (11658, 12030)]