399521304

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{281}}^1$

素因数の和:351

約数の個数: 288

約数和(自身を含む): 1404224640

約数和(自身を除く): 1004703336

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 18, 21, 24, 26, 28, 31, 36, 39, 42, 49, 52, 56, 62, 63, 72, 78, 84, 91, 93, 98, 104, 117, 124, 126, 147, 156, 168, 182, 186, 196, 217, 234, 248, 252, 273, 279, 281, 294, 312, 364, 372, 392, 403, 434, 441, 468, 504, 546, 558, 562, 588, 637, 651, 728, 744, 806, 819, 843, 868, 882, 936, 1092, 1116, 1124, 1176, 1209, 1274, 1302, 1519, 1612, 1638, 1686, 1736, 1764, 1911, 1953, 1967, 2184, 2232, 2248, 2418, 2529, 2548, 2604, 2821, 3038, 3224, 3276, 3372, 3528, 3627, 3653, 3822, 3906, 3934, 4557, 4836, 5058, 5096, 5208, 5642, 5733, 5901, 6076, 6552, 6744, 7254, 7306, 7644, 7812, 7868, 8463, 8711, 9114, 9672, 10116, 10959, 11284, 11466, 11802, 12152, 13671, 13769, 14508, 14612, 15288, 15624, 15736, 16926, 17422, 17703, 18228, 19747, 20232, 21918, 22568, 22932, 23604, 25389, 25571, 26133, 27342, 27538, 29016, 29224, 32877, 33852, 34844, 35406, 36456, 39494, 41307, 43836, 45864, 47208, 50778, 51142, 52266, 54684, 55076, 59241, 60977, 65754, 67704, 69688, 70812, 76713, 78399, 78988, 82614, 87672, 101556, 102284, 104532, 109368, 110152, 113243, 118482, 121954, 123921, 131508, 141624, 153426, 156798, 157976, 165228, 177723, 178997, 182931, 203112, 204568, 209064, 226486, 230139, 236964, 243908, 247842, 263016, 306852, 313596, 330456, 339729, 355446, 357994, 365862, 426839, 452972, 460278, 473928, 487816, 495684, 536991, 548793, 613704, 627192, 679458, 710892, 715988, 731724, 792701, 853678, 905944, 920556, 991368, 1019187, 1073982, 1097586, 1280517, 1358916, 1421784, 1431976, 1463448, 1585402, 1610973, 1707356, 1841112, 2038374, 2147964, 2195172, 2378103, 2561034, 2717832, 3170804, 3221946, 3414712, 3841551, 4076748, 4295928, 4390344, 4756206, 5122068, 5548907, 6341608, 6443892, 7134309, 7683102, 8153496, 9512412, 10244136, 11097814, 12887784, 14268618, 15366204, 16646721, 19024824, 22195628, 28537236, 30732408, 33293442, 44391256, 49940163, 57074472, 66586884, 99880326, 133173768, 199760652, 399521304]

約数ペア:

[(1, 399521304), (2, 199760652), (3, 133173768), (4, 99880326), (6, 66586884), (7, 57074472), (8, 49940163), (9, 44391256), (12, 33293442), (13, 30732408), (14, 28537236), (18, 22195628), (21, 19024824), (24, 16646721), (26, 15366204), (28, 14268618), (31, 12887784), (36, 11097814), (39, 10244136), (42, 9512412), (49, 8153496), (52, 7683102), (56, 7134309), (62, 6443892), (63, 6341608), (72, 5548907), (78, 5122068), (84, 4756206), (91, 4390344), (93, 4295928), (98, 4076748), (104, 3841551), (117, 3414712), (124, 3221946), (126, 3170804), (147, 2717832), (156, 2561034), (168, 2378103), (182, 2195172), (186, 2147964), (196, 2038374), (217, 1841112), (234, 1707356), (248, 1610973), (252, 1585402), (273, 1463448), (279, 1431976), (281, 1421784), (294, 1358916), (312, 1280517), (364, 1097586), (372, 1073982), (392, 1019187), (403, 991368), (434, 920556), (441, 905944), (468, 853678), (504, 792701), (546, 731724), (558, 715988), (562, 710892), (588, 679458), (637, 627192), (651, 613704), (728, 548793), (744, 536991), (806, 495684), (819, 487816), (843, 473928), (868, 460278), (882, 452972), (936, 426839), (1092, 365862), (1116, 357994), (1124, 355446), (1176, 339729), (1209, 330456), (1274, 313596), (1302, 306852), (1519, 263016), (1612, 247842), (1638, 243908), (1686, 236964), (1736, 230139), (1764, 226486), (1911, 209064), (1953, 204568), (1967, 203112), (2184, 182931), (2232, 178997), (2248, 177723), (2418, 165228), (2529, 157976), (2548, 156798), (2604, 153426), (2821, 141624), (3038, 131508), (3224, 123921), (3276, 121954), (3372, 118482), (3528, 113243), (3627, 110152), (3653, 109368), (3822, 104532), (3906, 102284), (3934, 101556), (4557, 87672), (4836, 82614), (5058, 78988), (5096, 78399), (5208, 76713), (5642, 70812), (5733, 69688), (5901, 67704), (6076, 65754), (6552, 60977), (6744, 59241), (7254, 55076), (7306, 54684), (7644, 52266), (7812, 51142), (7868, 50778), (8463, 47208), (8711, 45864), (9114, 43836), (9672, 41307), (10116, 39494), (10959, 36456), (11284, 35406), (11466, 34844), (11802, 33852), (12152, 32877), (13671, 29224), (13769, 29016), (14508, 27538), (14612, 27342), (15288, 26133), (15624, 25571), (15736, 25389), (16926, 23604), (17422, 22932), (17703, 22568), (18228, 21918), (19747, 20232)]