320377920

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{293}}^1$

素因数の和:397

約数の個数: 224

約数和(自身を含む): 1096841088

約数和(自身を除く): 776463168

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 64, 67, 68, 80, 85, 96, 102, 120, 134, 136, 160, 170, 192, 201, 204, 240, 255, 268, 272, 293, 320, 335, 340, 402, 408, 480, 510, 536, 544, 586, 670, 680, 804, 816, 879, 960, 1005, 1020, 1072, 1088, 1139, 1172, 1340, 1360, 1465, 1608, 1632, 1758, 2010, 2040, 2144, 2278, 2344, 2680, 2720, 2930, 3216, 3264, 3417, 3516, 4020, 4080, 4288, 4395, 4556, 4688, 4981, 5360, 5440, 5695, 5860, 6432, 6834, 7032, 8040, 8160, 8790, 9112, 9376, 9962, 10720, 11390, 11720, 12864, 13668, 14064, 14943, 16080, 16320, 17085, 17580, 18224, 18752, 19631, 19924, 21440, 22780, 23440, 24905, 27336, 28128, 29886, 32160, 34170, 35160, 36448, 39262, 39848, 45560, 46880, 49810, 54672, 56256, 58893, 59772, 64320, 68340, 70320, 72896, 74715, 78524, 79696, 91120, 93760, 98155, 99620, 109344, 117786, 119544, 136680, 140640, 149430, 157048, 159392, 182240, 196310, 199240, 218688, 235572, 239088, 273360, 281280, 294465, 298860, 314096, 318784, 333727, 364480, 392620, 398480, 471144, 478176, 546720, 588930, 597720, 628192, 667454, 785240, 796960, 942288, 956352, 1001181, 1093440, 1177860, 1195440, 1256384, 1334908, 1570480, 1593920, 1668635, 1884576, 2002362, 2355720, 2390880, 2669816, 3140960, 3337270, 3769152, 4004724, 4711440, 4781760, 5005905, 5339632, 6281920, 6674540, 8009448, 9422880, 10011810, 10679264, 13349080, 16018896, 18845760, 20023620, 21358528, 26698160, 32037792, 40047240, 53396320, 64075584, 80094480, 106792640, 160188960, 320377920]

約数ペア:

[(1, 320377920), (2, 160188960), (3, 106792640), (4, 80094480), (5, 64075584), (6, 53396320), (8, 40047240), (10, 32037792), (12, 26698160), (15, 21358528), (16, 20023620), (17, 18845760), (20, 16018896), (24, 13349080), (30, 10679264), (32, 10011810), (34, 9422880), (40, 8009448), (48, 6674540), (51, 6281920), (60, 5339632), (64, 5005905), (67, 4781760), (68, 4711440), (80, 4004724), (85, 3769152), (96, 3337270), (102, 3140960), (120, 2669816), (134, 2390880), (136, 2355720), (160, 2002362), (170, 1884576), (192, 1668635), (201, 1593920), (204, 1570480), (240, 1334908), (255, 1256384), (268, 1195440), (272, 1177860), (293, 1093440), (320, 1001181), (335, 956352), (340, 942288), (402, 796960), (408, 785240), (480, 667454), (510, 628192), (536, 597720), (544, 588930), (586, 546720), (670, 478176), (680, 471144), (804, 398480), (816, 392620), (879, 364480), (960, 333727), (1005, 318784), (1020, 314096), (1072, 298860), (1088, 294465), (1139, 281280), (1172, 273360), (1340, 239088), (1360, 235572), (1465, 218688), (1608, 199240), (1632, 196310), (1758, 182240), (2010, 159392), (2040, 157048), (2144, 149430), (2278, 140640), (2344, 136680), (2680, 119544), (2720, 117786), (2930, 109344), (3216, 99620), (3264, 98155), (3417, 93760), (3516, 91120), (4020, 79696), (4080, 78524), (4288, 74715), (4395, 72896), (4556, 70320), (4688, 68340), (4981, 64320), (5360, 59772), (5440, 58893), (5695, 56256), (5860, 54672), (6432, 49810), (6834, 46880), (7032, 45560), (8040, 39848), (8160, 39262), (8790, 36448), (9112, 35160), (9376, 34170), (9962, 32160), (10720, 29886), (11390, 28128), (11720, 27336), (12864, 24905), (13668, 23440), (14064, 22780), (14943, 21440), (16080, 19924), (16320, 19631), (17085, 18752), (17580, 18224)]