1326931840

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{3709}}^1$

素因数の和:3784

約数の個数: 128

約数和(自身を含む): 3496600800

約数和(自身を除く): 2169668960

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 43, 52, 64, 65, 80, 86, 104, 128, 130, 160, 172, 208, 215, 260, 320, 344, 416, 430, 520, 559, 640, 688, 832, 860, 1040, 1118, 1376, 1664, 1720, 2080, 2236, 2752, 2795, 3440, 3709, 4160, 4472, 5504, 5590, 6880, 7418, 8320, 8944, 11180, 13760, 14836, 17888, 18545, 22360, 27520, 29672, 35776, 37090, 44720, 48217, 59344, 71552, 74180, 89440, 96434, 118688, 148360, 159487, 178880, 192868, 237376, 241085, 296720, 318974, 357760, 385736, 474752, 482170, 593440, 637948, 771472, 797435, 964340, 1186880, 1275896, 1542944, 1594870, 1928680, 2073331, 2373760, 2551792, 3085888, 3189740, 3857360, 4146662, 5103584, 6171776, 6379480, 7714720, 8293324, 10207168, 10366655, 12758960, 15429440, 16586648, 20414336, 20733310, 25517920, 30858880, 33173296, 41466620, 51035840, 66346592, 82933240, 102071680, 132693184, 165866480, 265386368, 331732960, 663465920, 1326931840]

約数ペア:

[(1, 1326931840), (2, 663465920), (4, 331732960), (5, 265386368), (8, 165866480), (10, 132693184), (13, 102071680), (16, 82933240), (20, 66346592), (26, 51035840), (32, 41466620), (40, 33173296), (43, 30858880), (52, 25517920), (64, 20733310), (65, 20414336), (80, 16586648), (86, 15429440), (104, 12758960), (128, 10366655), (130, 10207168), (160, 8293324), (172, 7714720), (208, 6379480), (215, 6171776), (260, 5103584), (320, 4146662), (344, 3857360), (416, 3189740), (430, 3085888), (520, 2551792), (559, 2373760), (640, 2073331), (688, 1928680), (832, 1594870), (860, 1542944), (1040, 1275896), (1118, 1186880), (1376, 964340), (1664, 797435), (1720, 771472), (2080, 637948), (2236, 593440), (2752, 482170), (2795, 474752), (3440, 385736), (3709, 357760), (4160, 318974), (4472, 296720), (5504, 241085), (5590, 237376), (6880, 192868), (7418, 178880), (8320, 159487), (8944, 148360), (11180, 118688), (13760, 96434), (14836, 89440), (17888, 74180), (18545, 71552), (22360, 59344), (27520, 48217), (29672, 44720), (35776, 37090)]