209817972

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{577}}^1$

素因数の和:647

約数の個数: 192

約数和(自身を含む): 688791040

約数和(自身を除く): 478973068

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 27, 28, 36, 37, 39, 42, 52, 54, 63, 74, 78, 84, 91, 108, 111, 117, 126, 148, 156, 182, 189, 222, 234, 252, 259, 273, 333, 351, 364, 378, 444, 468, 481, 518, 546, 577, 666, 702, 756, 777, 819, 962, 999, 1036, 1092, 1154, 1332, 1404, 1443, 1554, 1638, 1731, 1924, 1998, 2308, 2331, 2457, 2886, 3108, 3276, 3367, 3462, 3996, 4039, 4329, 4662, 4914, 5193, 5772, 6734, 6924, 6993, 7501, 8078, 8658, 9324, 9828, 10101, 10386, 12117, 12987, 13468, 13986, 15002, 15579, 16156, 17316, 20202, 20772, 21349, 22503, 24234, 25974, 27972, 30004, 30303, 31158, 36351, 40404, 42698, 45006, 48468, 51948, 52507, 60606, 62316, 64047, 67509, 72702, 85396, 90012, 90909, 105014, 109053, 121212, 128094, 135018, 145404, 149443, 157521, 181818, 192141, 202527, 210028, 218106, 256188, 270036, 277537, 298886, 315042, 363636, 384282, 405054, 436212, 448329, 472563, 555074, 576423, 597772, 630084, 768564, 810108, 832611, 896658, 945126, 1110148, 1152846, 1344987, 1417689, 1665222, 1793316, 1890252, 1942759, 2305692, 2497833, 2689974, 2835378, 3330444, 3885518, 4034961, 4995666, 5379948, 5670756, 5828277, 7493499, 7771036, 8069922, 9991332, 11656554, 14986998, 16139844, 17484831, 23313108, 29973996, 34969662, 52454493, 69939324, 104908986, 209817972]

約数ペア:

[(1, 209817972), (2, 104908986), (3, 69939324), (4, 52454493), (6, 34969662), (7, 29973996), (9, 23313108), (12, 17484831), (13, 16139844), (14, 14986998), (18, 11656554), (21, 9991332), (26, 8069922), (27, 7771036), (28, 7493499), (36, 5828277), (37, 5670756), (39, 5379948), (42, 4995666), (52, 4034961), (54, 3885518), (63, 3330444), (74, 2835378), (78, 2689974), (84, 2497833), (91, 2305692), (108, 1942759), (111, 1890252), (117, 1793316), (126, 1665222), (148, 1417689), (156, 1344987), (182, 1152846), (189, 1110148), (222, 945126), (234, 896658), (252, 832611), (259, 810108), (273, 768564), (333, 630084), (351, 597772), (364, 576423), (378, 555074), (444, 472563), (468, 448329), (481, 436212), (518, 405054), (546, 384282), (577, 363636), (666, 315042), (702, 298886), (756, 277537), (777, 270036), (819, 256188), (962, 218106), (999, 210028), (1036, 202527), (1092, 192141), (1154, 181818), (1332, 157521), (1404, 149443), (1443, 145404), (1554, 135018), (1638, 128094), (1731, 121212), (1924, 109053), (1998, 105014), (2308, 90909), (2331, 90012), (2457, 85396), (2886, 72702), (3108, 67509), (3276, 64047), (3367, 62316), (3462, 60606), (3996, 52507), (4039, 51948), (4329, 48468), (4662, 45006), (4914, 42698), (5193, 40404), (5772, 36351), (6734, 31158), (6924, 30303), (6993, 30004), (7501, 27972), (8078, 25974), (8658, 24234), (9324, 22503), (9828, 21349), (10101, 20772), (10386, 20202), (12117, 17316), (12987, 16156), (13468, 15579), (13986, 15002)]