398432832

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1$

素因数の和:257

約数の個数: 224

約数和(自身を含む): 1270308864

約数和(自身を除く): 871876032

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 32, 42, 48, 56, 62, 64, 73, 84, 93, 96, 112, 124, 131, 146, 168, 186, 192, 217, 219, 224, 248, 262, 292, 336, 372, 393, 434, 438, 448, 496, 511, 524, 584, 651, 672, 744, 786, 868, 876, 917, 992, 1022, 1048, 1168, 1302, 1344, 1488, 1533, 1572, 1736, 1752, 1834, 1984, 2044, 2096, 2263, 2336, 2604, 2751, 2976, 3066, 3144, 3472, 3504, 3668, 4061, 4088, 4192, 4526, 4672, 5208, 5502, 5952, 6132, 6288, 6789, 6944, 7008, 7336, 8122, 8176, 8384, 9052, 9563, 10416, 11004, 12183, 12264, 12576, 13578, 13888, 14016, 14672, 15841, 16244, 16352, 18104, 19126, 20832, 22008, 24366, 24528, 25152, 27156, 28427, 28689, 29344, 31682, 32488, 32704, 36208, 38252, 41664, 44016, 47523, 48732, 49056, 54312, 56854, 57378, 58688, 63364, 64976, 66941, 72416, 76504, 85281, 88032, 95046, 97464, 98112, 108624, 113708, 114756, 126728, 129952, 133882, 144832, 153008, 170562, 176064, 190092, 194928, 200823, 217248, 227416, 229512, 253456, 259904, 267764, 296453, 306016, 341124, 380184, 389856, 401646, 434496, 454832, 459024, 506912, 535528, 592906, 612032, 682248, 760368, 779712, 803292, 889359, 909664, 918048, 1013824, 1071056, 1185812, 1364496, 1520736, 1606584, 1778718, 1819328, 1836096, 2075171, 2142112, 2371624, 2728992, 3041472, 3213168, 3557436, 4150342, 4284224, 4743248, 5457984, 6225513, 6426336, 7114872, 8300684, 9486496, 12451026, 12852672, 14229744, 16601368, 18972992, 24902052, 28459488, 33202736, 49804104, 56918976, 66405472, 99608208, 132810944, 199216416, 398432832]

約数ペア:

[(1, 398432832), (2, 199216416), (3, 132810944), (4, 99608208), (6, 66405472), (7, 56918976), (8, 49804104), (12, 33202736), (14, 28459488), (16, 24902052), (21, 18972992), (24, 16601368), (28, 14229744), (31, 12852672), (32, 12451026), (42, 9486496), (48, 8300684), (56, 7114872), (62, 6426336), (64, 6225513), (73, 5457984), (84, 4743248), (93, 4284224), (96, 4150342), (112, 3557436), (124, 3213168), (131, 3041472), (146, 2728992), (168, 2371624), (186, 2142112), (192, 2075171), (217, 1836096), (219, 1819328), (224, 1778718), (248, 1606584), (262, 1520736), (292, 1364496), (336, 1185812), (372, 1071056), (393, 1013824), (434, 918048), (438, 909664), (448, 889359), (496, 803292), (511, 779712), (524, 760368), (584, 682248), (651, 612032), (672, 592906), (744, 535528), (786, 506912), (868, 459024), (876, 454832), (917, 434496), (992, 401646), (1022, 389856), (1048, 380184), (1168, 341124), (1302, 306016), (1344, 296453), (1488, 267764), (1533, 259904), (1572, 253456), (1736, 229512), (1752, 227416), (1834, 217248), (1984, 200823), (2044, 194928), (2096, 190092), (2263, 176064), (2336, 170562), (2604, 153008), (2751, 144832), (2976, 133882), (3066, 129952), (3144, 126728), (3472, 114756), (3504, 113708), (3668, 108624), (4061, 98112), (4088, 97464), (4192, 95046), (4526, 88032), (4672, 85281), (5208, 76504), (5502, 72416), (5952, 66941), (6132, 64976), (6288, 63364), (6789, 58688), (6944, 57378), (7008, 56854), (7336, 54312), (8122, 49056), (8176, 48732), (8384, 47523), (9052, 44016), (9563, 41664), (10416, 38252), (11004, 36208), (12183, 32704), (12264, 32488), (12576, 31682), (13578, 29344), (13888, 28689), (14016, 28427), (14672, 27156), (15841, 25152), (16244, 24528), (16352, 24366), (18104, 22008), (19126, 20832)]