1988185992

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{349}}^1$

素因数の和:452

約数の個数: 192

約数和(自身を含む): 5838840000

約数和(自身を除く): 3850654008

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 19, 24, 26, 31, 38, 39, 52, 57, 62, 76, 78, 93, 104, 114, 124, 152, 156, 186, 228, 247, 248, 312, 349, 372, 403, 456, 494, 589, 698, 741, 744, 806, 961, 988, 1047, 1178, 1209, 1396, 1482, 1612, 1767, 1922, 1976, 2094, 2356, 2418, 2792, 2883, 2964, 3224, 3534, 3844, 4188, 4537, 4712, 4836, 5766, 5928, 6631, 7068, 7657, 7688, 8376, 9074, 9672, 10819, 11532, 12493, 13262, 13611, 14136, 15314, 18148, 18259, 19893, 21638, 22971, 23064, 24986, 26524, 27222, 30628, 32457, 36296, 36518, 37479, 39786, 43276, 45942, 49972, 53048, 54444, 54777, 61256, 64914, 73036, 74958, 79572, 86203, 86552, 91884, 99944, 108888, 109554, 129828, 140647, 146072, 149916, 159144, 172406, 183768, 205561, 219108, 237367, 258609, 259656, 281294, 299832, 335389, 344812, 411122, 421941, 438216, 474734, 517218, 562588, 616683, 670778, 689624, 712101, 822244, 843882, 949468, 1006167, 1034436, 1125176, 1233366, 1341556, 1424202, 1644488, 1687764, 1898936, 2012334, 2068872, 2466732, 2672293, 2683112, 2848404, 3375528, 4024668, 4360057, 4933464, 5344586, 5696808, 6372391, 8016879, 8049336, 8720114, 10689172, 12744782, 13080171, 16033758, 17440228, 19117173, 21378344, 25489564, 26160342, 32067516, 34880456, 38234346, 50979128, 52320684, 64135032, 76468692, 82841083, 104641368, 152937384, 165682166, 248523249, 331364332, 497046498, 662728664, 994092996, 1988185992]

約数ペア:

[(1, 1988185992), (2, 994092996), (3, 662728664), (4, 497046498), (6, 331364332), (8, 248523249), (12, 165682166), (13, 152937384), (19, 104641368), (24, 82841083), (26, 76468692), (31, 64135032), (38, 52320684), (39, 50979128), (52, 38234346), (57, 34880456), (62, 32067516), (76, 26160342), (78, 25489564), (93, 21378344), (104, 19117173), (114, 17440228), (124, 16033758), (152, 13080171), (156, 12744782), (186, 10689172), (228, 8720114), (247, 8049336), (248, 8016879), (312, 6372391), (349, 5696808), (372, 5344586), (403, 4933464), (456, 4360057), (494, 4024668), (589, 3375528), (698, 2848404), (741, 2683112), (744, 2672293), (806, 2466732), (961, 2068872), (988, 2012334), (1047, 1898936), (1178, 1687764), (1209, 1644488), (1396, 1424202), (1482, 1341556), (1612, 1233366), (1767, 1125176), (1922, 1034436), (1976, 1006167), (2094, 949468), (2356, 843882), (2418, 822244), (2792, 712101), (2883, 689624), (2964, 670778), (3224, 616683), (3534, 562588), (3844, 517218), (4188, 474734), (4537, 438216), (4712, 421941), (4836, 411122), (5766, 344812), (5928, 335389), (6631, 299832), (7068, 281294), (7657, 259656), (7688, 258609), (8376, 237367), (9074, 219108), (9672, 205561), (10819, 183768), (11532, 172406), (12493, 159144), (13262, 149916), (13611, 146072), (14136, 140647), (15314, 129828), (18148, 109554), (18259, 108888), (19893, 99944), (21638, 91884), (22971, 86552), (23064, 86203), (24986, 79572), (26524, 74958), (27222, 73036), (30628, 64914), (32457, 61256), (36296, 54777), (36518, 54444), (37479, 53048), (39786, 49972), (43276, 45942)]