1383840

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{31}}^2$

素因数の和:83

約数の個数: 108

約数和(自身を含む): 4879602

約数和(自身を除く): 3495762

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 96, 120, 124, 144, 155, 160, 180, 186, 240, 248, 279, 288, 310, 360, 372, 465, 480, 496, 558, 620, 720, 744, 930, 961, 992, 1116, 1240, 1395, 1440, 1488, 1860, 1922, 2232, 2480, 2790, 2883, 2976, 3720, 3844, 4464, 4805, 4960, 5580, 5766, 7440, 7688, 8649, 8928, 9610, 11160, 11532, 14415, 14880, 15376, 17298, 19220, 22320, 23064, 28830, 30752, 34596, 38440, 43245, 44640, 46128, 57660, 69192, 76880, 86490, 92256, 115320, 138384, 153760, 172980, 230640, 276768, 345960, 461280, 691920, 1383840]

約数ペア:

[(1, 1383840), (2, 691920), (3, 461280), (4, 345960), (5, 276768), (6, 230640), (8, 172980), (9, 153760), (10, 138384), (12, 115320), (15, 92256), (16, 86490), (18, 76880), (20, 69192), (24, 57660), (30, 46128), (31, 44640), (32, 43245), (36, 38440), (40, 34596), (45, 30752), (48, 28830), (60, 23064), (62, 22320), (72, 19220), (80, 17298), (90, 15376), (93, 14880), (96, 14415), (120, 11532), (124, 11160), (144, 9610), (155, 8928), (160, 8649), (180, 7688), (186, 7440), (240, 5766), (248, 5580), (279, 4960), (288, 4805), (310, 4464), (360, 3844), (372, 3720), (465, 2976), (480, 2883), (496, 2790), (558, 2480), (620, 2232), (720, 1922), (744, 1860), (930, 1488), (961, 1440), (992, 1395), (1116, 1240)]