401183280

素因数分解:

$2^4\times 3^7\times 5^1\times {\mathrm{2293}}^1$

素因数の和:2327

約数の個数: 160

約数和(自身を含む): 1399523520

約数和(自身を除く): 998340240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 243, 270, 324, 360, 405, 432, 486, 540, 648, 720, 729, 810, 972, 1080, 1215, 1296, 1458, 1620, 1944, 2160, 2187, 2293, 2430, 2916, 3240, 3645, 3888, 4374, 4586, 4860, 5832, 6480, 6879, 7290, 8748, 9172, 9720, 10935, 11465, 11664, 13758, 14580, 17496, 18344, 19440, 20637, 21870, 22930, 27516, 29160, 34395, 34992, 36688, 41274, 43740, 45860, 55032, 58320, 61911, 68790, 82548, 87480, 91720, 103185, 110064, 123822, 137580, 165096, 174960, 183440, 185733, 206370, 247644, 275160, 309555, 330192, 371466, 412740, 495288, 550320, 557199, 619110, 742932, 825480, 928665, 990576, 1114398, 1238220, 1485864, 1650960, 1671597, 1857330, 2228796, 2476440, 2785995, 2971728, 3343194, 3714660, 4457592, 4952880, 5014791, 5571990, 6686388, 7429320, 8357985, 8915184, 10029582, 11143980, 13372776, 14858640, 16715970, 20059164, 22287960, 25073955, 26745552, 33431940, 40118328, 44575920, 50147910, 66863880, 80236656, 100295820, 133727760, 200591640, 401183280]

約数ペア:

[(1, 401183280), (2, 200591640), (3, 133727760), (4, 100295820), (5, 80236656), (6, 66863880), (8, 50147910), (9, 44575920), (10, 40118328), (12, 33431940), (15, 26745552), (16, 25073955), (18, 22287960), (20, 20059164), (24, 16715970), (27, 14858640), (30, 13372776), (36, 11143980), (40, 10029582), (45, 8915184), (48, 8357985), (54, 7429320), (60, 6686388), (72, 5571990), (80, 5014791), (81, 4952880), (90, 4457592), (108, 3714660), (120, 3343194), (135, 2971728), (144, 2785995), (162, 2476440), (180, 2228796), (216, 1857330), (240, 1671597), (243, 1650960), (270, 1485864), (324, 1238220), (360, 1114398), (405, 990576), (432, 928665), (486, 825480), (540, 742932), (648, 619110), (720, 557199), (729, 550320), (810, 495288), (972, 412740), (1080, 371466), (1215, 330192), (1296, 309555), (1458, 275160), (1620, 247644), (1944, 206370), (2160, 185733), (2187, 183440), (2293, 174960), (2430, 165096), (2916, 137580), (3240, 123822), (3645, 110064), (3888, 103185), (4374, 91720), (4586, 87480), (4860, 82548), (5832, 68790), (6480, 61911), (6879, 58320), (7290, 55032), (8748, 45860), (9172, 43740), (9720, 41274), (10935, 36688), (11465, 34992), (11664, 34395), (13758, 29160), (14580, 27516), (17496, 22930), (18344, 21870), (19440, 20637)]