20193817440

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{239}}^1\times {\mathrm{1709}}^1$

素因数の和:2069

約数の個数: 192

約数和(自身を含む): 64534579200

約数和(自身を除く): 44340761760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 103, 120, 160, 206, 239, 240, 309, 412, 478, 480, 515, 618, 717, 824, 956, 1030, 1195, 1236, 1434, 1545, 1648, 1709, 1912, 2060, 2390, 2472, 2868, 3090, 3296, 3418, 3585, 3824, 4120, 4780, 4944, 5127, 5736, 6180, 6836, 7170, 7648, 8240, 8545, 9560, 9888, 10254, 11472, 12360, 13672, 14340, 16480, 17090, 19120, 20508, 22944, 24617, 24720, 25635, 27344, 28680, 34180, 38240, 41016, 49234, 49440, 51270, 54688, 57360, 68360, 73851, 82032, 98468, 102540, 114720, 123085, 136720, 147702, 164064, 176027, 196936, 205080, 246170, 273440, 295404, 352054, 369255, 393872, 408451, 410160, 492340, 528081, 590808, 704108, 738510, 787744, 816902, 820320, 880135, 984680, 1056162, 1181616, 1225353, 1408216, 1477020, 1633804, 1760270, 1969360, 2042255, 2112324, 2363232, 2450706, 2640405, 2816432, 2954040, 3267608, 3520540, 3938720, 4084510, 4224648, 4901412, 5280810, 5632864, 5908080, 6126765, 6535216, 7041080, 8169020, 8449296, 9802824, 10561620, 11816160, 12253530, 13070432, 14082160, 16338040, 16898592, 19605648, 21123240, 24507060, 28164320, 32676080, 39211296, 42070453, 42246480, 49014120, 65352160, 84140906, 84492960, 98028240, 126211359, 168281812, 196056480, 210352265, 252422718, 336563624, 420704530, 504845436, 631056795, 673127248, 841409060, 1009690872, 1262113590, 1346254496, 1682818120, 2019381744, 2524227180, 3365636240, 4038763488, 5048454360, 6731272480, 10096908720, 20193817440]

約数ペア:

[(1, 20193817440), (2, 10096908720), (3, 6731272480), (4, 5048454360), (5, 4038763488), (6, 3365636240), (8, 2524227180), (10, 2019381744), (12, 1682818120), (15, 1346254496), (16, 1262113590), (20, 1009690872), (24, 841409060), (30, 673127248), (32, 631056795), (40, 504845436), (48, 420704530), (60, 336563624), (80, 252422718), (96, 210352265), (103, 196056480), (120, 168281812), (160, 126211359), (206, 98028240), (239, 84492960), (240, 84140906), (309, 65352160), (412, 49014120), (478, 42246480), (480, 42070453), (515, 39211296), (618, 32676080), (717, 28164320), (824, 24507060), (956, 21123240), (1030, 19605648), (1195, 16898592), (1236, 16338040), (1434, 14082160), (1545, 13070432), (1648, 12253530), (1709, 11816160), (1912, 10561620), (2060, 9802824), (2390, 8449296), (2472, 8169020), (2868, 7041080), (3090, 6535216), (3296, 6126765), (3418, 5908080), (3585, 5632864), (3824, 5280810), (4120, 4901412), (4780, 4224648), (4944, 4084510), (5127, 3938720), (5736, 3520540), (6180, 3267608), (6836, 2954040), (7170, 2816432), (7648, 2640405), (8240, 2450706), (8545, 2363232), (9560, 2112324), (9888, 2042255), (10254, 1969360), (11472, 1760270), (12360, 1633804), (13672, 1477020), (14340, 1408216), (16480, 1225353), (17090, 1181616), (19120, 1056162), (20508, 984680), (22944, 880135), (24617, 820320), (24720, 816902), (25635, 787744), (27344, 738510), (28680, 704108), (34180, 590808), (38240, 528081), (41016, 492340), (49234, 410160), (49440, 408451), (51270, 393872), (54688, 369255), (57360, 352054), (68360, 295404), (73851, 273440), (82032, 246170), (98468, 205080), (102540, 196936), (114720, 176027), (123085, 164064), (136720, 147702)]