31290948

素因数分解:

$2^2\times 3^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1$

素因数の和:88

約数の個数: 240

約数和(自身を含む): 102453120

約数和(自身を除く): 71162172

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 19, 23, 26, 27, 34, 36, 38, 39, 46, 51, 52, 54, 57, 68, 69, 76, 78, 81, 92, 102, 108, 114, 117, 138, 153, 156, 162, 171, 204, 207, 221, 228, 234, 247, 276, 299, 306, 323, 324, 342, 351, 391, 414, 437, 442, 459, 468, 494, 513, 598, 612, 621, 646, 663, 684, 702, 741, 782, 828, 874, 884, 897, 918, 969, 988, 1026, 1053, 1173, 1196, 1242, 1292, 1311, 1326, 1377, 1404, 1482, 1539, 1564, 1748, 1794, 1836, 1863, 1938, 1989, 2052, 2106, 2223, 2346, 2484, 2622, 2652, 2691, 2754, 2907, 2964, 3078, 3519, 3588, 3726, 3876, 3933, 3978, 4199, 4212, 4446, 4692, 5083, 5244, 5382, 5508, 5681, 5814, 5967, 6156, 6669, 7038, 7429, 7452, 7866, 7956, 8073, 8398, 8721, 8892, 10166, 10557, 10764, 11362, 11628, 11799, 11934, 12597, 13338, 14076, 14858, 15249, 15732, 16146, 16796, 17043, 17442, 17901, 20007, 20332, 21114, 22287, 22724, 23598, 23868, 24219, 25194, 26163, 26676, 29716, 30498, 31671, 32292, 34086, 34884, 35397, 35802, 37791, 40014, 42228, 44574, 45747, 47196, 48438, 50388, 51129, 52326, 60996, 63342, 66861, 68172, 70794, 71604, 75582, 80028, 89148, 91494, 96577, 96876, 102258, 104652, 113373, 126684, 133722, 137241, 141588, 151164, 153387, 182988, 193154, 200583, 204516, 226746, 267444, 274482, 289731, 306774, 340119, 386308, 401166, 411723, 453492, 460161, 548964, 579462, 601749, 613548, 680238, 802332, 823446, 869193, 920322, 1158924, 1203498, 1360476, 1646892, 1738386, 1840644, 2406996, 2607579, 3476772, 5215158, 7822737, 10430316, 15645474, 31290948]

約数ペア:

[(1, 31290948), (2, 15645474), (3, 10430316), (4, 7822737), (6, 5215158), (9, 3476772), (12, 2607579), (13, 2406996), (17, 1840644), (18, 1738386), (19, 1646892), (23, 1360476), (26, 1203498), (27, 1158924), (34, 920322), (36, 869193), (38, 823446), (39, 802332), (46, 680238), (51, 613548), (52, 601749), (54, 579462), (57, 548964), (68, 460161), (69, 453492), (76, 411723), (78, 401166), (81, 386308), (92, 340119), (102, 306774), (108, 289731), (114, 274482), (117, 267444), (138, 226746), (153, 204516), (156, 200583), (162, 193154), (171, 182988), (204, 153387), (207, 151164), (221, 141588), (228, 137241), (234, 133722), (247, 126684), (276, 113373), (299, 104652), (306, 102258), (323, 96876), (324, 96577), (342, 91494), (351, 89148), (391, 80028), (414, 75582), (437, 71604), (442, 70794), (459, 68172), (468, 66861), (494, 63342), (513, 60996), (598, 52326), (612, 51129), (621, 50388), (646, 48438), (663, 47196), (684, 45747), (702, 44574), (741, 42228), (782, 40014), (828, 37791), (874, 35802), (884, 35397), (897, 34884), (918, 34086), (969, 32292), (988, 31671), (1026, 30498), (1053, 29716), (1173, 26676), (1196, 26163), (1242, 25194), (1292, 24219), (1311, 23868), (1326, 23598), (1377, 22724), (1404, 22287), (1482, 21114), (1539, 20332), (1564, 20007), (1748, 17901), (1794, 17442), (1836, 17043), (1863, 16796), (1938, 16146), (1989, 15732), (2052, 15249), (2106, 14858), (2223, 14076), (2346, 13338), (2484, 12597), (2622, 11934), (2652, 11799), (2691, 11628), (2754, 11362), (2907, 10764), (2964, 10557), (3078, 10166), (3519, 8892), (3588, 8721), (3726, 8398), (3876, 8073), (3933, 7956), (3978, 7866), (4199, 7452), (4212, 7429), (4446, 7038), (4692, 6669), (5083, 6156), (5244, 5967), (5382, 5814), (5508, 5681)]