1999966752

素因数分解:

$2^5\times 3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{7459}}^1$

素因数の和:7508

約数の個数: 216

約数和(自身を含む): 6965103600

約数和(自身を除く): 4965136848

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 19, 21, 24, 28, 32, 36, 38, 42, 48, 49, 56, 57, 63, 72, 76, 84, 96, 98, 112, 114, 126, 133, 144, 147, 152, 168, 171, 196, 224, 228, 252, 266, 288, 294, 304, 336, 342, 392, 399, 441, 456, 504, 532, 588, 608, 672, 684, 784, 798, 882, 912, 931, 1008, 1064, 1176, 1197, 1368, 1568, 1596, 1764, 1824, 1862, 2016, 2128, 2352, 2394, 2736, 2793, 3192, 3528, 3724, 4256, 4704, 4788, 5472, 5586, 6384, 7056, 7448, 7459, 8379, 9576, 11172, 12768, 14112, 14896, 14918, 16758, 19152, 22344, 22377, 29792, 29836, 33516, 38304, 44688, 44754, 52213, 59672, 67032, 67131, 89376, 89508, 104426, 119344, 134064, 134262, 141721, 156639, 179016, 208852, 238688, 268128, 268524, 283442, 313278, 358032, 365491, 417704, 425163, 469917, 537048, 566884, 626556, 716064, 730982, 835408, 850326, 939834, 992047, 1074096, 1096473, 1133768, 1253112, 1275489, 1461964, 1670816, 1700652, 1879668, 1984094, 2148192, 2192946, 2267536, 2506224, 2550978, 2923928, 2976141, 3289419, 3401304, 3759336, 3968188, 4385892, 4535072, 5012448, 5101956, 5847856, 5952282, 6578838, 6802608, 6944329, 7518672, 7936376, 8771784, 8928423, 10203912, 11695712, 11904564, 13157676, 13605216, 13888658, 15037344, 15872752, 17543568, 17856846, 20407824, 20832987, 23809128, 26315352, 27777316, 31745504, 35087136, 35713692, 40815648, 41665974, 47618256, 52630704, 55554632, 62498961, 71427384, 83331948, 95236512, 105261408, 111109264, 124997922, 142854768, 166663896, 222218528, 249995844, 285709536, 333327792, 499991688, 666655584, 999983376, 1999966752]

約数ペア:

[(1, 1999966752), (2, 999983376), (3, 666655584), (4, 499991688), (6, 333327792), (7, 285709536), (8, 249995844), (9, 222218528), (12, 166663896), (14, 142854768), (16, 124997922), (18, 111109264), (19, 105261408), (21, 95236512), (24, 83331948), (28, 71427384), (32, 62498961), (36, 55554632), (38, 52630704), (42, 47618256), (48, 41665974), (49, 40815648), (56, 35713692), (57, 35087136), (63, 31745504), (72, 27777316), (76, 26315352), (84, 23809128), (96, 20832987), (98, 20407824), (112, 17856846), (114, 17543568), (126, 15872752), (133, 15037344), (144, 13888658), (147, 13605216), (152, 13157676), (168, 11904564), (171, 11695712), (196, 10203912), (224, 8928423), (228, 8771784), (252, 7936376), (266, 7518672), (288, 6944329), (294, 6802608), (304, 6578838), (336, 5952282), (342, 5847856), (392, 5101956), (399, 5012448), (441, 4535072), (456, 4385892), (504, 3968188), (532, 3759336), (588, 3401304), (608, 3289419), (672, 2976141), (684, 2923928), (784, 2550978), (798, 2506224), (882, 2267536), (912, 2192946), (931, 2148192), (1008, 1984094), (1064, 1879668), (1176, 1700652), (1197, 1670816), (1368, 1461964), (1568, 1275489), (1596, 1253112), (1764, 1133768), (1824, 1096473), (1862, 1074096), (2016, 992047), (2128, 939834), (2352, 850326), (2394, 835408), (2736, 730982), (2793, 716064), (3192, 626556), (3528, 566884), (3724, 537048), (4256, 469917), (4704, 425163), (4788, 417704), (5472, 365491), (5586, 358032), (6384, 313278), (7056, 283442), (7448, 268524), (7459, 268128), (8379, 238688), (9576, 208852), (11172, 179016), (12768, 156639), (14112, 141721), (14896, 134262), (14918, 134064), (16758, 119344), (19152, 104426), (22344, 89508), (22377, 89376), (29792, 67131), (29836, 67032), (33516, 59672), (38304, 52213), (44688, 44754)]