8976996840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{683}}^1\times {\mathrm{15647}}^1$

素因数の和:16351

約数の個数: 128

約数和(自身を含む): 30825308160

約数和(自身を除く): 21848311320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 683, 840, 1366, 2049, 2732, 3415, 4098, 4781, 5464, 6830, 8196, 9562, 10245, 13660, 14343, 15647, 16392, 19124, 20490, 23905, 27320, 28686, 31294, 38248, 40980, 46941, 47810, 57372, 62588, 71715, 78235, 81960, 93882, 95620, 109529, 114744, 125176, 143430, 156470, 187764, 191240, 219058, 234705, 286860, 312940, 328587, 375528, 438116, 469410, 547645, 573720, 625880, 657174, 876232, 938820, 1095290, 1314348, 1642935, 1877640, 2190580, 2628696, 3285870, 4381160, 6571740, 10686901, 13143480, 21373802, 32060703, 42747604, 53434505, 64121406, 74808307, 85495208, 106869010, 128242812, 149616614, 160303515, 213738020, 224424921, 256485624, 299233228, 320607030, 374041535, 427476040, 448849842, 598466456, 641214060, 748083070, 897699684, 1122124605, 1282428120, 1496166140, 1795399368, 2244249210, 2992332280, 4488498420, 8976996840]

約数ペア:

[(1, 8976996840), (2, 4488498420), (3, 2992332280), (4, 2244249210), (5, 1795399368), (6, 1496166140), (7, 1282428120), (8, 1122124605), (10, 897699684), (12, 748083070), (14, 641214060), (15, 598466456), (20, 448849842), (21, 427476040), (24, 374041535), (28, 320607030), (30, 299233228), (35, 256485624), (40, 224424921), (42, 213738020), (56, 160303515), (60, 149616614), (70, 128242812), (84, 106869010), (105, 85495208), (120, 74808307), (140, 64121406), (168, 53434505), (210, 42747604), (280, 32060703), (420, 21373802), (683, 13143480), (840, 10686901), (1366, 6571740), (2049, 4381160), (2732, 3285870), (3415, 2628696), (4098, 2190580), (4781, 1877640), (5464, 1642935), (6830, 1314348), (8196, 1095290), (9562, 938820), (10245, 876232), (13660, 657174), (14343, 625880), (15647, 573720), (16392, 547645), (19124, 469410), (20490, 438116), (23905, 375528), (27320, 328587), (28686, 312940), (31294, 286860), (38248, 234705), (40980, 219058), (46941, 191240), (47810, 187764), (57372, 156470), (62588, 143430), (71715, 125176), (78235, 114744), (81960, 109529), (93882, 95620)]