208746540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{911}}^1$

素因数の和:1012

約数の個数: 144

約数和(自身を含む): 677214720

約数和(自身を除く): 468468180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 67, 76, 90, 95, 114, 134, 171, 180, 190, 201, 228, 268, 285, 335, 342, 380, 402, 570, 603, 670, 684, 804, 855, 911, 1005, 1140, 1206, 1273, 1340, 1710, 1822, 2010, 2412, 2546, 2733, 3015, 3420, 3644, 3819, 4020, 4555, 5092, 5466, 6030, 6365, 7638, 8199, 9110, 10932, 11457, 12060, 12730, 13665, 15276, 16398, 17309, 18220, 19095, 22914, 25460, 27330, 32796, 34618, 38190, 40995, 45828, 51927, 54660, 57285, 61037, 69236, 76380, 81990, 86545, 103854, 114570, 122074, 155781, 163980, 173090, 183111, 207708, 229140, 244148, 259635, 305185, 311562, 346180, 366222, 519270, 549333, 610370, 623124, 732444, 778905, 915555, 1038540, 1098666, 1159703, 1220740, 1557810, 1831110, 2197332, 2319406, 2746665, 3115620, 3479109, 3662220, 4638812, 5493330, 5798515, 6958218, 10437327, 10986660, 11597030, 13916436, 17395545, 20874654, 23194060, 34791090, 41749308, 52186635, 69582180, 104373270, 208746540]

約数ペア:

[(1, 208746540), (2, 104373270), (3, 69582180), (4, 52186635), (5, 41749308), (6, 34791090), (9, 23194060), (10, 20874654), (12, 17395545), (15, 13916436), (18, 11597030), (19, 10986660), (20, 10437327), (30, 6958218), (36, 5798515), (38, 5493330), (45, 4638812), (57, 3662220), (60, 3479109), (67, 3115620), (76, 2746665), (90, 2319406), (95, 2197332), (114, 1831110), (134, 1557810), (171, 1220740), (180, 1159703), (190, 1098666), (201, 1038540), (228, 915555), (268, 778905), (285, 732444), (335, 623124), (342, 610370), (380, 549333), (402, 519270), (570, 366222), (603, 346180), (670, 311562), (684, 305185), (804, 259635), (855, 244148), (911, 229140), (1005, 207708), (1140, 183111), (1206, 173090), (1273, 163980), (1340, 155781), (1710, 122074), (1822, 114570), (2010, 103854), (2412, 86545), (2546, 81990), (2733, 76380), (3015, 69236), (3420, 61037), (3644, 57285), (3819, 54660), (4020, 51927), (4555, 45828), (5092, 40995), (5466, 38190), (6030, 34618), (6365, 32796), (7638, 27330), (8199, 25460), (9110, 22914), (10932, 19095), (11457, 18220), (12060, 17309), (12730, 16398), (13665, 15276)]