637027680

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{1381}}^1$

素因数の和:1461

約数の個数: 144

約数和(自身を含む): 2074956912

約数和(自身を除く): 1437929232

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 80, 93, 96, 120, 124, 155, 160, 186, 240, 248, 310, 372, 465, 480, 496, 620, 744, 930, 961, 992, 1240, 1381, 1488, 1860, 1922, 2480, 2762, 2883, 2976, 3720, 3844, 4143, 4805, 4960, 5524, 5766, 6905, 7440, 7688, 8286, 9610, 11048, 11532, 13810, 14415, 14880, 15376, 16572, 19220, 20715, 22096, 23064, 27620, 28830, 30752, 33144, 38440, 41430, 42811, 44192, 46128, 55240, 57660, 66288, 76880, 82860, 85622, 92256, 110480, 115320, 128433, 132576, 153760, 165720, 171244, 214055, 220960, 230640, 256866, 331440, 342488, 428110, 461280, 513732, 642165, 662880, 684976, 856220, 1027464, 1284330, 1327141, 1369952, 1712440, 2054928, 2568660, 2654282, 3424880, 3981423, 4109856, 5137320, 5308564, 6635705, 6849760, 7962846, 10274640, 10617128, 13271410, 15925692, 19907115, 20549280, 21234256, 26542820, 31851384, 39814230, 42468512, 53085640, 63702768, 79628460, 106171280, 127405536, 159256920, 212342560, 318513840, 637027680]

約数ペア:

[(1, 637027680), (2, 318513840), (3, 212342560), (4, 159256920), (5, 127405536), (6, 106171280), (8, 79628460), (10, 63702768), (12, 53085640), (15, 42468512), (16, 39814230), (20, 31851384), (24, 26542820), (30, 21234256), (31, 20549280), (32, 19907115), (40, 15925692), (48, 13271410), (60, 10617128), (62, 10274640), (80, 7962846), (93, 6849760), (96, 6635705), (120, 5308564), (124, 5137320), (155, 4109856), (160, 3981423), (186, 3424880), (240, 2654282), (248, 2568660), (310, 2054928), (372, 1712440), (465, 1369952), (480, 1327141), (496, 1284330), (620, 1027464), (744, 856220), (930, 684976), (961, 662880), (992, 642165), (1240, 513732), (1381, 461280), (1488, 428110), (1860, 342488), (1922, 331440), (2480, 256866), (2762, 230640), (2883, 220960), (2976, 214055), (3720, 171244), (3844, 165720), (4143, 153760), (4805, 132576), (4960, 128433), (5524, 115320), (5766, 110480), (6905, 92256), (7440, 85622), (7688, 82860), (8286, 76880), (9610, 66288), (11048, 57660), (11532, 55240), (13810, 46128), (14415, 44192), (14880, 42811), (15376, 41430), (16572, 38440), (19220, 33144), (20715, 30752), (22096, 28830), (23064, 27620)]