386757920

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1$

素因数の和:211

約数の個数: 192

約数和(自身を含む): 1028764800

約数和(自身を除く): 642006880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 29, 32, 38, 40, 41, 58, 76, 80, 82, 95, 107, 116, 145, 152, 160, 164, 190, 205, 214, 232, 290, 304, 328, 380, 410, 428, 464, 535, 551, 580, 608, 656, 760, 779, 820, 856, 928, 1070, 1102, 1160, 1189, 1312, 1520, 1558, 1640, 1712, 2033, 2140, 2204, 2320, 2378, 2755, 3040, 3103, 3116, 3280, 3424, 3895, 4066, 4280, 4387, 4408, 4640, 4756, 5510, 5945, 6206, 6232, 6560, 7790, 8132, 8560, 8774, 8816, 9512, 10165, 11020, 11890, 12412, 12464, 15515, 15580, 16264, 17120, 17548, 17632, 19024, 20330, 21935, 22040, 22591, 23780, 24824, 24928, 31030, 31160, 32528, 35096, 38048, 40660, 43870, 44080, 45182, 47560, 49648, 58957, 62060, 62320, 65056, 70192, 81320, 83353, 87740, 88160, 90364, 95120, 99296, 112955, 117914, 124120, 124640, 127223, 140384, 162640, 166706, 175480, 180728, 190240, 225910, 235828, 248240, 254446, 294785, 325280, 333412, 350960, 361456, 416765, 451820, 471656, 496480, 508892, 589570, 636115, 666824, 701920, 722912, 833530, 903640, 943312, 1017784, 1179140, 1272230, 1333648, 1667060, 1807280, 1886624, 2035568, 2358280, 2417237, 2544460, 2667296, 3334120, 3614560, 4071136, 4716560, 4834474, 5088920, 6668240, 9433120, 9668948, 10177840, 12086185, 13336480, 19337896, 20355680, 24172370, 38675792, 48344740, 77351584, 96689480, 193378960, 386757920]

約数ペア:

[(1, 386757920), (2, 193378960), (4, 96689480), (5, 77351584), (8, 48344740), (10, 38675792), (16, 24172370), (19, 20355680), (20, 19337896), (29, 13336480), (32, 12086185), (38, 10177840), (40, 9668948), (41, 9433120), (58, 6668240), (76, 5088920), (80, 4834474), (82, 4716560), (95, 4071136), (107, 3614560), (116, 3334120), (145, 2667296), (152, 2544460), (160, 2417237), (164, 2358280), (190, 2035568), (205, 1886624), (214, 1807280), (232, 1667060), (290, 1333648), (304, 1272230), (328, 1179140), (380, 1017784), (410, 943312), (428, 903640), (464, 833530), (535, 722912), (551, 701920), (580, 666824), (608, 636115), (656, 589570), (760, 508892), (779, 496480), (820, 471656), (856, 451820), (928, 416765), (1070, 361456), (1102, 350960), (1160, 333412), (1189, 325280), (1312, 294785), (1520, 254446), (1558, 248240), (1640, 235828), (1712, 225910), (2033, 190240), (2140, 180728), (2204, 175480), (2320, 166706), (2378, 162640), (2755, 140384), (3040, 127223), (3103, 124640), (3116, 124120), (3280, 117914), (3424, 112955), (3895, 99296), (4066, 95120), (4280, 90364), (4387, 88160), (4408, 87740), (4640, 83353), (4756, 81320), (5510, 70192), (5945, 65056), (6206, 62320), (6232, 62060), (6560, 58957), (7790, 49648), (8132, 47560), (8560, 45182), (8774, 44080), (8816, 43870), (9512, 40660), (10165, 38048), (11020, 35096), (11890, 32528), (12412, 31160), (12464, 31030), (15515, 24928), (15580, 24824), (16264, 23780), (17120, 22591), (17548, 22040), (17632, 21935), (19024, 20330)]