420383208

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:240

約数の個数: 256

約数和(自身を含む): 1371340800

約数和(自身を除く): 950957592

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 17, 19, 21, 24, 28, 34, 38, 42, 51, 56, 57, 61, 68, 76, 84, 102, 114, 119, 122, 127, 133, 136, 152, 168, 183, 204, 228, 238, 244, 254, 266, 323, 357, 366, 381, 399, 408, 427, 456, 476, 488, 508, 532, 646, 714, 732, 762, 798, 854, 889, 952, 969, 1016, 1037, 1064, 1159, 1281, 1292, 1428, 1464, 1524, 1596, 1708, 1778, 1938, 2074, 2159, 2261, 2318, 2413, 2562, 2584, 2667, 2856, 3048, 3111, 3192, 3416, 3477, 3556, 3876, 4148, 4318, 4522, 4636, 4826, 5124, 5334, 6222, 6477, 6783, 6954, 7112, 7239, 7259, 7747, 7752, 8113, 8296, 8636, 9044, 9272, 9652, 10248, 10668, 12444, 12954, 13566, 13908, 14478, 14518, 15113, 15494, 16226, 16891, 17272, 18088, 19304, 19703, 21336, 21777, 23241, 24339, 24888, 25908, 27132, 27816, 28956, 29036, 30226, 30988, 32452, 33782, 39406, 41021, 43554, 45339, 46482, 48678, 50673, 51816, 54229, 54264, 57912, 58072, 59109, 60452, 61976, 64904, 67564, 78812, 82042, 87108, 90678, 92964, 97356, 101346, 108458, 118218, 120904, 123063, 131699, 135128, 137921, 147193, 157624, 162687, 164084, 174216, 181356, 185928, 194712, 202692, 216916, 236436, 246126, 263398, 275842, 287147, 294386, 325374, 328168, 362712, 395097, 405384, 413763, 433832, 441579, 472872, 492252, 526796, 551684, 574294, 588772, 650748, 790194, 827526, 861441, 883158, 921893, 984504, 1030351, 1053592, 1103368, 1148588, 1177544, 1301496, 1580388, 1655052, 1722882, 1766316, 1843786, 2060702, 2297176, 2502281, 2765679, 3091053, 3160776, 3310104, 3445764, 3532632, 3687572, 4121404, 5004562, 5531358, 6182106, 6891528, 7375144, 7506843, 8242808, 10009124, 11062716, 12364212, 15013686, 17515967, 20018248, 22125432, 24728424, 30027372, 35031934, 52547901, 60054744, 70063868, 105095802, 140127736, 210191604, 420383208]

約数ペア:

[(1, 420383208), (2, 210191604), (3, 140127736), (4, 105095802), (6, 70063868), (7, 60054744), (8, 52547901), (12, 35031934), (14, 30027372), (17, 24728424), (19, 22125432), (21, 20018248), (24, 17515967), (28, 15013686), (34, 12364212), (38, 11062716), (42, 10009124), (51, 8242808), (56, 7506843), (57, 7375144), (61, 6891528), (68, 6182106), (76, 5531358), (84, 5004562), (102, 4121404), (114, 3687572), (119, 3532632), (122, 3445764), (127, 3310104), (133, 3160776), (136, 3091053), (152, 2765679), (168, 2502281), (183, 2297176), (204, 2060702), (228, 1843786), (238, 1766316), (244, 1722882), (254, 1655052), (266, 1580388), (323, 1301496), (357, 1177544), (366, 1148588), (381, 1103368), (399, 1053592), (408, 1030351), (427, 984504), (456, 921893), (476, 883158), (488, 861441), (508, 827526), (532, 790194), (646, 650748), (714, 588772), (732, 574294), (762, 551684), (798, 526796), (854, 492252), (889, 472872), (952, 441579), (969, 433832), (1016, 413763), (1037, 405384), (1064, 395097), (1159, 362712), (1281, 328168), (1292, 325374), (1428, 294386), (1464, 287147), (1524, 275842), (1596, 263398), (1708, 246126), (1778, 236436), (1938, 216916), (2074, 202692), (2159, 194712), (2261, 185928), (2318, 181356), (2413, 174216), (2562, 164084), (2584, 162687), (2667, 157624), (2856, 147193), (3048, 137921), (3111, 135128), (3192, 131699), (3416, 123063), (3477, 120904), (3556, 118218), (3876, 108458), (4148, 101346), (4318, 97356), (4522, 92964), (4636, 90678), (4826, 87108), (5124, 82042), (5334, 78812), (6222, 67564), (6477, 64904), (6783, 61976), (6954, 60452), (7112, 59109), (7239, 58072), (7259, 57912), (7747, 54264), (7752, 54229), (8113, 51816), (8296, 50673), (8636, 48678), (9044, 46482), (9272, 45339), (9652, 43554), (10248, 41021), (10668, 39406), (12444, 33782), (12954, 32452), (13566, 30988), (13908, 30226), (14478, 29036), (14518, 28956), (15113, 27816), (15494, 27132), (16226, 25908), (16891, 24888), (17272, 24339), (18088, 23241), (19304, 21777), (19703, 21336)]