1319962020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{691}}^1$

素因数の和:826

約数の個数: 192

約数和(自身を含む): 4166615040

約数和(自身を除く): 2846653020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 31, 39, 52, 60, 62, 65, 78, 79, 93, 124, 130, 155, 156, 158, 186, 195, 237, 260, 310, 316, 372, 390, 395, 403, 465, 474, 620, 691, 780, 790, 806, 930, 948, 1027, 1185, 1209, 1382, 1580, 1612, 1860, 2015, 2054, 2073, 2370, 2418, 2449, 2764, 3081, 3455, 4030, 4108, 4146, 4740, 4836, 4898, 5135, 6045, 6162, 6910, 7347, 8060, 8292, 8983, 9796, 10270, 10365, 12090, 12245, 12324, 13820, 14694, 15405, 17966, 20540, 20730, 21421, 24180, 24490, 26949, 29388, 30810, 31837, 35932, 36735, 41460, 42842, 44915, 48980, 53898, 54589, 61620, 63674, 64263, 73470, 85684, 89830, 95511, 107105, 107796, 109178, 127348, 128526, 134745, 146940, 159185, 163767, 179660, 191022, 214210, 218356, 257052, 269490, 272945, 278473, 318370, 321315, 327534, 382044, 428420, 477555, 538980, 545890, 556946, 636740, 642630, 655068, 709657, 818835, 835419, 955110, 1091780, 1113892, 1285260, 1392365, 1419314, 1637670, 1670838, 1692259, 1910220, 2128971, 2784730, 2838628, 3275340, 3341676, 3384518, 3548285, 4177095, 4257942, 5076777, 5569460, 6769036, 7096570, 8354190, 8461295, 8515884, 10153554, 10644855, 14193140, 16708380, 16922590, 20307108, 21289710, 21999367, 25383885, 33845180, 42579420, 43998734, 50767770, 65998101, 87997468, 101535540, 109996835, 131996202, 219993670, 263992404, 329990505, 439987340, 659981010, 1319962020]

約数ペア:

[(1, 1319962020), (2, 659981010), (3, 439987340), (4, 329990505), (5, 263992404), (6, 219993670), (10, 131996202), (12, 109996835), (13, 101535540), (15, 87997468), (20, 65998101), (26, 50767770), (30, 43998734), (31, 42579420), (39, 33845180), (52, 25383885), (60, 21999367), (62, 21289710), (65, 20307108), (78, 16922590), (79, 16708380), (93, 14193140), (124, 10644855), (130, 10153554), (155, 8515884), (156, 8461295), (158, 8354190), (186, 7096570), (195, 6769036), (237, 5569460), (260, 5076777), (310, 4257942), (316, 4177095), (372, 3548285), (390, 3384518), (395, 3341676), (403, 3275340), (465, 2838628), (474, 2784730), (620, 2128971), (691, 1910220), (780, 1692259), (790, 1670838), (806, 1637670), (930, 1419314), (948, 1392365), (1027, 1285260), (1185, 1113892), (1209, 1091780), (1382, 955110), (1580, 835419), (1612, 818835), (1860, 709657), (2015, 655068), (2054, 642630), (2073, 636740), (2370, 556946), (2418, 545890), (2449, 538980), (2764, 477555), (3081, 428420), (3455, 382044), (4030, 327534), (4108, 321315), (4146, 318370), (4740, 278473), (4836, 272945), (4898, 269490), (5135, 257052), (6045, 218356), (6162, 214210), (6910, 191022), (7347, 179660), (8060, 163767), (8292, 159185), (8983, 146940), (9796, 134745), (10270, 128526), (10365, 127348), (12090, 109178), (12245, 107796), (12324, 107105), (13820, 95511), (14694, 89830), (15405, 85684), (17966, 73470), (20540, 64263), (20730, 63674), (21421, 61620), (24180, 54589), (24490, 53898), (26949, 48980), (29388, 44915), (30810, 42842), (31837, 41460), (35932, 36735)]