621212480

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1$

素因数の和:257

約数の個数: 224

約数和(自身を含む): 1786371840

約数和(自身を除く): 1165159360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 32, 35, 40, 56, 58, 64, 70, 73, 80, 112, 116, 131, 140, 145, 146, 160, 203, 224, 232, 262, 280, 290, 292, 320, 365, 406, 448, 464, 511, 524, 560, 580, 584, 655, 730, 812, 917, 928, 1015, 1022, 1048, 1120, 1160, 1168, 1310, 1460, 1624, 1834, 1856, 2030, 2044, 2096, 2117, 2240, 2320, 2336, 2555, 2620, 2920, 3248, 3668, 3799, 4060, 4088, 4192, 4234, 4585, 4640, 4672, 5110, 5240, 5840, 6496, 7336, 7598, 8120, 8176, 8384, 8468, 9170, 9280, 9563, 10220, 10480, 10585, 11680, 12992, 14672, 14819, 15196, 16240, 16352, 16936, 18340, 18995, 19126, 20440, 20960, 21170, 23360, 26593, 29344, 29638, 30392, 32480, 32704, 33872, 36680, 37990, 38252, 40880, 41920, 42340, 47815, 53186, 58688, 59276, 60784, 64960, 66941, 67744, 73360, 74095, 75980, 76504, 81760, 84680, 95630, 106372, 118552, 121568, 132965, 133882, 135488, 146720, 148190, 151960, 153008, 163520, 169360, 191260, 212744, 237104, 243136, 265930, 267764, 277327, 293440, 296380, 303920, 306016, 334705, 338720, 382520, 425488, 474208, 531860, 535528, 554654, 592760, 607840, 612032, 669410, 677440, 765040, 850976, 948416, 1063720, 1071056, 1109308, 1185520, 1215680, 1338820, 1386635, 1530080, 1701952, 1941289, 2127440, 2142112, 2218616, 2371040, 2677640, 2773270, 3060160, 3882578, 4254880, 4284224, 4437232, 4742080, 5355280, 5546540, 7765156, 8509760, 8874464, 9706445, 10710560, 11093080, 15530312, 17748928, 19412890, 21421120, 22186160, 31060624, 38825780, 44372320, 62121248, 77651560, 88744640, 124242496, 155303120, 310606240, 621212480]

約数ペア:

[(1, 621212480), (2, 310606240), (4, 155303120), (5, 124242496), (7, 88744640), (8, 77651560), (10, 62121248), (14, 44372320), (16, 38825780), (20, 31060624), (28, 22186160), (29, 21421120), (32, 19412890), (35, 17748928), (40, 15530312), (56, 11093080), (58, 10710560), (64, 9706445), (70, 8874464), (73, 8509760), (80, 7765156), (112, 5546540), (116, 5355280), (131, 4742080), (140, 4437232), (145, 4284224), (146, 4254880), (160, 3882578), (203, 3060160), (224, 2773270), (232, 2677640), (262, 2371040), (280, 2218616), (290, 2142112), (292, 2127440), (320, 1941289), (365, 1701952), (406, 1530080), (448, 1386635), (464, 1338820), (511, 1215680), (524, 1185520), (560, 1109308), (580, 1071056), (584, 1063720), (655, 948416), (730, 850976), (812, 765040), (917, 677440), (928, 669410), (1015, 612032), (1022, 607840), (1048, 592760), (1120, 554654), (1160, 535528), (1168, 531860), (1310, 474208), (1460, 425488), (1624, 382520), (1834, 338720), (1856, 334705), (2030, 306016), (2044, 303920), (2096, 296380), (2117, 293440), (2240, 277327), (2320, 267764), (2336, 265930), (2555, 243136), (2620, 237104), (2920, 212744), (3248, 191260), (3668, 169360), (3799, 163520), (4060, 153008), (4088, 151960), (4192, 148190), (4234, 146720), (4585, 135488), (4640, 133882), (4672, 132965), (5110, 121568), (5240, 118552), (5840, 106372), (6496, 95630), (7336, 84680), (7598, 81760), (8120, 76504), (8176, 75980), (8384, 74095), (8468, 73360), (9170, 67744), (9280, 66941), (9563, 64960), (10220, 60784), (10480, 59276), (10585, 58688), (11680, 53186), (12992, 47815), (14672, 42340), (14819, 41920), (15196, 40880), (16240, 38252), (16352, 37990), (16936, 36680), (18340, 33872), (18995, 32704), (19126, 32480), (20440, 30392), (20960, 29638), (21170, 29344), (23360, 26593)]