211346220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^2\times {\mathrm{83}}^1$

素因数の和:200

約数の個数: 144

約数和(自身を含む): 635378688

約数和(自身を除く): 424032468

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 37, 60, 62, 74, 83, 93, 111, 124, 148, 155, 166, 185, 186, 222, 249, 310, 332, 370, 372, 415, 444, 465, 498, 555, 620, 740, 830, 930, 996, 1110, 1147, 1245, 1369, 1660, 1860, 2220, 2294, 2490, 2573, 2738, 3071, 3441, 4107, 4588, 4980, 5146, 5476, 5735, 6142, 6845, 6882, 7719, 8214, 9213, 10292, 11470, 12284, 12865, 13690, 13764, 15355, 15438, 16428, 17205, 18426, 20535, 22940, 25730, 27380, 30710, 30876, 34410, 36852, 38595, 41070, 42439, 46065, 51460, 61420, 68820, 77190, 82140, 84878, 92130, 95201, 113627, 127317, 154380, 169756, 184260, 190402, 212195, 227254, 254634, 285603, 340881, 380804, 424390, 454508, 476005, 509268, 568135, 571206, 636585, 681762, 848780, 952010, 1136270, 1142412, 1273170, 1363524, 1428015, 1704405, 1904020, 2272540, 2546340, 2856030, 3408810, 3522437, 5712060, 6817620, 7044874, 10567311, 14089748, 17612185, 21134622, 35224370, 42269244, 52836555, 70448740, 105673110, 211346220]

約数ペア:

[(1, 211346220), (2, 105673110), (3, 70448740), (4, 52836555), (5, 42269244), (6, 35224370), (10, 21134622), (12, 17612185), (15, 14089748), (20, 10567311), (30, 7044874), (31, 6817620), (37, 5712060), (60, 3522437), (62, 3408810), (74, 2856030), (83, 2546340), (93, 2272540), (111, 1904020), (124, 1704405), (148, 1428015), (155, 1363524), (166, 1273170), (185, 1142412), (186, 1136270), (222, 952010), (249, 848780), (310, 681762), (332, 636585), (370, 571206), (372, 568135), (415, 509268), (444, 476005), (465, 454508), (498, 424390), (555, 380804), (620, 340881), (740, 285603), (830, 254634), (930, 227254), (996, 212195), (1110, 190402), (1147, 184260), (1245, 169756), (1369, 154380), (1660, 127317), (1860, 113627), (2220, 95201), (2294, 92130), (2490, 84878), (2573, 82140), (2738, 77190), (3071, 68820), (3441, 61420), (4107, 51460), (4588, 46065), (4980, 42439), (5146, 41070), (5476, 38595), (5735, 36852), (6142, 34410), (6845, 30876), (6882, 30710), (7719, 27380), (8214, 25730), (9213, 22940), (10292, 20535), (11470, 18426), (12284, 17205), (12865, 16428), (13690, 15438), (13764, 15355)]