161381430

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{829}}^1$

素因数の和:955

約数の個数: 128

約数和(自身を含む): 497203200

約数和(自身を除く): 335821770

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 103, 105, 126, 135, 189, 206, 210, 270, 309, 315, 378, 515, 618, 630, 721, 829, 927, 945, 1030, 1442, 1545, 1658, 1854, 1890, 2163, 2487, 2781, 3090, 3605, 4145, 4326, 4635, 4974, 5562, 5803, 6489, 7210, 7461, 8290, 9270, 10815, 11606, 12435, 12978, 13905, 14922, 17409, 19467, 21630, 22383, 24870, 27810, 29015, 32445, 34818, 37305, 38934, 44766, 52227, 58030, 64890, 74610, 85387, 87045, 97335, 104454, 111915, 156681, 170774, 174090, 194670, 223830, 256161, 261135, 313362, 426935, 512322, 522270, 597709, 768483, 783405, 853870, 1195418, 1280805, 1536966, 1566810, 1793127, 2305449, 2561610, 2988545, 3586254, 3842415, 4610898, 5379381, 5977090, 7684830, 8965635, 10758762, 11527245, 16138143, 17931270, 23054490, 26896905, 32276286, 53793810, 80690715, 161381430]

約数ペア:

[(1, 161381430), (2, 80690715), (3, 53793810), (5, 32276286), (6, 26896905), (7, 23054490), (9, 17931270), (10, 16138143), (14, 11527245), (15, 10758762), (18, 8965635), (21, 7684830), (27, 5977090), (30, 5379381), (35, 4610898), (42, 3842415), (45, 3586254), (54, 2988545), (63, 2561610), (70, 2305449), (90, 1793127), (103, 1566810), (105, 1536966), (126, 1280805), (135, 1195418), (189, 853870), (206, 783405), (210, 768483), (270, 597709), (309, 522270), (315, 512322), (378, 426935), (515, 313362), (618, 261135), (630, 256161), (721, 223830), (829, 194670), (927, 174090), (945, 170774), (1030, 156681), (1442, 111915), (1545, 104454), (1658, 97335), (1854, 87045), (1890, 85387), (2163, 74610), (2487, 64890), (2781, 58030), (3090, 52227), (3605, 44766), (4145, 38934), (4326, 37305), (4635, 34818), (4974, 32445), (5562, 29015), (5803, 27810), (6489, 24870), (7210, 22383), (7461, 21630), (8290, 19467), (9270, 17409), (10815, 14922), (11606, 13905), (12435, 12978)]