398536992

素因数分解:

$2^5\times 3^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{911}}^1$

素因数の和:972

約数の個数: 216

約数和(自身を含む): 1362396672

約数和(自身を除く): 963859680

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 31, 32, 36, 42, 48, 49, 56, 62, 63, 72, 84, 93, 96, 98, 112, 124, 126, 144, 147, 168, 186, 196, 217, 224, 248, 252, 279, 288, 294, 336, 372, 392, 434, 441, 496, 504, 558, 588, 651, 672, 744, 784, 868, 882, 911, 992, 1008, 1116, 1176, 1302, 1488, 1519, 1568, 1736, 1764, 1822, 1953, 2016, 2232, 2352, 2604, 2733, 2976, 3038, 3472, 3528, 3644, 3906, 4464, 4557, 4704, 5208, 5466, 6076, 6377, 6944, 7056, 7288, 7812, 8199, 8928, 9114, 10416, 10932, 12152, 12754, 13671, 14112, 14576, 15624, 16398, 18228, 19131, 20832, 21864, 24304, 25508, 27342, 28241, 29152, 31248, 32796, 36456, 38262, 43728, 44639, 48608, 51016, 54684, 56482, 57393, 62496, 65592, 72912, 76524, 84723, 87456, 89278, 102032, 109368, 112964, 114786, 131184, 133917, 145824, 153048, 169446, 178556, 197687, 204064, 218736, 225928, 229572, 254169, 262368, 267834, 306096, 338892, 357112, 395374, 401751, 437472, 451856, 459144, 508338, 535668, 593061, 612192, 677784, 714224, 790748, 803502, 903712, 918288, 1016676, 1071336, 1186122, 1355568, 1383809, 1428448, 1581496, 1607004, 1779183, 1836576, 2033352, 2142672, 2372244, 2711136, 2767618, 3162992, 3214008, 3558366, 4066704, 4151427, 4285344, 4744488, 5535236, 6325984, 6428016, 7116732, 8133408, 8302854, 9488976, 11070472, 12454281, 12856032, 14233464, 16605708, 18977952, 22140944, 24908562, 28466928, 33211416, 44281888, 49817124, 56933856, 66422832, 99634248, 132845664, 199268496, 398536992]

約数ペア:

[(1, 398536992), (2, 199268496), (3, 132845664), (4, 99634248), (6, 66422832), (7, 56933856), (8, 49817124), (9, 44281888), (12, 33211416), (14, 28466928), (16, 24908562), (18, 22140944), (21, 18977952), (24, 16605708), (28, 14233464), (31, 12856032), (32, 12454281), (36, 11070472), (42, 9488976), (48, 8302854), (49, 8133408), (56, 7116732), (62, 6428016), (63, 6325984), (72, 5535236), (84, 4744488), (93, 4285344), (96, 4151427), (98, 4066704), (112, 3558366), (124, 3214008), (126, 3162992), (144, 2767618), (147, 2711136), (168, 2372244), (186, 2142672), (196, 2033352), (217, 1836576), (224, 1779183), (248, 1607004), (252, 1581496), (279, 1428448), (288, 1383809), (294, 1355568), (336, 1186122), (372, 1071336), (392, 1016676), (434, 918288), (441, 903712), (496, 803502), (504, 790748), (558, 714224), (588, 677784), (651, 612192), (672, 593061), (744, 535668), (784, 508338), (868, 459144), (882, 451856), (911, 437472), (992, 401751), (1008, 395374), (1116, 357112), (1176, 338892), (1302, 306096), (1488, 267834), (1519, 262368), (1568, 254169), (1736, 229572), (1764, 225928), (1822, 218736), (1953, 204064), (2016, 197687), (2232, 178556), (2352, 169446), (2604, 153048), (2733, 145824), (2976, 133917), (3038, 131184), (3472, 114786), (3528, 112964), (3644, 109368), (3906, 102032), (4464, 89278), (4557, 87456), (4704, 84723), (5208, 76524), (5466, 72912), (6076, 65592), (6377, 62496), (6944, 57393), (7056, 56482), (7288, 54684), (7812, 51016), (8199, 48608), (8928, 44639), (9114, 43728), (10416, 38262), (10932, 36456), (12152, 32796), (12754, 31248), (13671, 29152), (14112, 28241), (14576, 27342), (15624, 25508), (16398, 24304), (18228, 21864), (19131, 20832)]