196967680

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1$

素因数の和:149

約数の個数: 288

約数和(自身を含む): 618105600

約数和(自身を除く): 421137920

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 19, 20, 26, 28, 32, 35, 38, 40, 52, 56, 64, 65, 70, 76, 80, 89, 91, 95, 104, 112, 128, 130, 133, 140, 152, 160, 178, 182, 190, 208, 224, 247, 256, 260, 266, 280, 304, 320, 356, 364, 380, 416, 445, 448, 455, 494, 520, 532, 560, 608, 623, 640, 665, 712, 728, 760, 832, 890, 896, 910, 988, 1040, 1064, 1120, 1157, 1216, 1235, 1246, 1280, 1330, 1424, 1456, 1520, 1664, 1691, 1729, 1780, 1792, 1820, 1976, 2080, 2128, 2240, 2314, 2432, 2470, 2492, 2660, 2848, 2912, 3040, 3115, 3328, 3382, 3458, 3560, 3640, 3952, 4160, 4256, 4480, 4628, 4864, 4940, 4984, 5320, 5696, 5785, 5824, 6080, 6230, 6764, 6916, 7120, 7280, 7904, 8099, 8320, 8455, 8512, 8645, 8960, 9256, 9880, 9968, 10640, 11392, 11570, 11648, 11837, 12160, 12460, 13528, 13832, 14240, 14560, 15808, 16198, 16640, 16910, 17024, 17290, 18512, 19760, 19936, 21280, 21983, 22784, 23140, 23296, 23674, 24320, 24920, 27056, 27664, 28480, 29120, 31616, 32396, 33820, 34048, 34580, 37024, 39520, 39872, 40495, 42560, 43966, 46280, 47348, 49840, 54112, 55328, 56960, 58240, 59185, 63232, 64792, 67640, 69160, 74048, 79040, 79744, 80990, 85120, 87932, 92560, 94696, 99680, 108224, 109915, 110656, 113920, 116480, 118370, 129584, 135280, 138320, 148096, 153881, 158080, 159488, 161980, 170240, 175864, 185120, 189392, 199360, 216448, 219830, 221312, 236740, 259168, 270560, 276640, 296192, 307762, 316160, 323960, 351728, 370240, 378784, 398720, 432896, 439660, 442624, 473480, 518336, 541120, 553280, 615524, 647920, 703456, 740480, 757568, 769405, 797440, 879320, 946960, 1036672, 1082240, 1106560, 1231048, 1295840, 1406912, 1480960, 1515136, 1538810, 1758640, 1893920, 2073344, 2164480, 2213120, 2462096, 2591680, 2813824, 3030272, 3077620, 3517280, 3787840, 4924192, 5183360, 5627648, 6155240, 7034560, 7575680, 9848384, 10366720, 12310480, 14069120, 15151360, 19696768, 24620960, 28138240, 39393536, 49241920, 98483840, 196967680]

約数ペア:

[(1, 196967680), (2, 98483840), (4, 49241920), (5, 39393536), (7, 28138240), (8, 24620960), (10, 19696768), (13, 15151360), (14, 14069120), (16, 12310480), (19, 10366720), (20, 9848384), (26, 7575680), (28, 7034560), (32, 6155240), (35, 5627648), (38, 5183360), (40, 4924192), (52, 3787840), (56, 3517280), (64, 3077620), (65, 3030272), (70, 2813824), (76, 2591680), (80, 2462096), (89, 2213120), (91, 2164480), (95, 2073344), (104, 1893920), (112, 1758640), (128, 1538810), (130, 1515136), (133, 1480960), (140, 1406912), (152, 1295840), (160, 1231048), (178, 1106560), (182, 1082240), (190, 1036672), (208, 946960), (224, 879320), (247, 797440), (256, 769405), (260, 757568), (266, 740480), (280, 703456), (304, 647920), (320, 615524), (356, 553280), (364, 541120), (380, 518336), (416, 473480), (445, 442624), (448, 439660), (455, 432896), (494, 398720), (520, 378784), (532, 370240), (560, 351728), (608, 323960), (623, 316160), (640, 307762), (665, 296192), (712, 276640), (728, 270560), (760, 259168), (832, 236740), (890, 221312), (896, 219830), (910, 216448), (988, 199360), (1040, 189392), (1064, 185120), (1120, 175864), (1157, 170240), (1216, 161980), (1235, 159488), (1246, 158080), (1280, 153881), (1330, 148096), (1424, 138320), (1456, 135280), (1520, 129584), (1664, 118370), (1691, 116480), (1729, 113920), (1780, 110656), (1792, 109915), (1820, 108224), (1976, 99680), (2080, 94696), (2128, 92560), (2240, 87932), (2314, 85120), (2432, 80990), (2470, 79744), (2492, 79040), (2660, 74048), (2848, 69160), (2912, 67640), (3040, 64792), (3115, 63232), (3328, 59185), (3382, 58240), (3458, 56960), (3560, 55328), (3640, 54112), (3952, 49840), (4160, 47348), (4256, 46280), (4480, 43966), (4628, 42560), (4864, 40495), (4940, 39872), (4984, 39520), (5320, 37024), (5696, 34580), (5785, 34048), (5824, 33820), (6080, 32396), (6230, 31616), (6764, 29120), (6916, 28480), (7120, 27664), (7280, 27056), (7904, 24920), (8099, 24320), (8320, 23674), (8455, 23296), (8512, 23140), (8645, 22784), (8960, 21983), (9256, 21280), (9880, 19936), (9968, 19760), (10640, 18512), (11392, 17290), (11570, 17024), (11648, 16910), (11837, 16640), (12160, 16198), (12460, 15808), (13528, 14560), (13832, 14240)]