231719280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{197}}^1$

素因数の和:268

約数の個数: 240

約数和(自身を含む): 808742880

約数和(自身を除く): 577023600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 29, 30, 39, 40, 48, 52, 58, 60, 65, 78, 80, 87, 104, 116, 120, 130, 145, 156, 169, 174, 195, 197, 208, 232, 240, 260, 290, 312, 338, 348, 377, 390, 394, 435, 464, 507, 520, 580, 591, 624, 676, 696, 754, 780, 788, 845, 870, 985, 1014, 1040, 1131, 1160, 1182, 1352, 1392, 1508, 1560, 1576, 1690, 1740, 1885, 1970, 2028, 2262, 2320, 2364, 2535, 2561, 2704, 2955, 3016, 3120, 3152, 3380, 3480, 3770, 3940, 4056, 4524, 4728, 4901, 5070, 5122, 5655, 5713, 5910, 6032, 6760, 6960, 7540, 7683, 7880, 8112, 9048, 9456, 9802, 10140, 10244, 11310, 11426, 11820, 12805, 13520, 14703, 15080, 15366, 15760, 17139, 18096, 19604, 20280, 20488, 22620, 22852, 23640, 24505, 25610, 28565, 29406, 30160, 30732, 33293, 34278, 38415, 39208, 40560, 40976, 45240, 45704, 47280, 49010, 51220, 57130, 58812, 61464, 66586, 68556, 73515, 74269, 76830, 78416, 85695, 90480, 91408, 98020, 99879, 102440, 114260, 117624, 122928, 133172, 137112, 147030, 148538, 153660, 166465, 171390, 196040, 199758, 204880, 222807, 228520, 235248, 266344, 274224, 294060, 297076, 307320, 332930, 342780, 371345, 392080, 399516, 445614, 457040, 499395, 532688, 588120, 594152, 614640, 665860, 685560, 742690, 799032, 891228, 965497, 998790, 1114035, 1176240, 1188304, 1331720, 1371120, 1485380, 1598064, 1782456, 1930994, 1997580, 2228070, 2663440, 2896491, 2970760, 3564912, 3861988, 3995160, 4456140, 4827485, 5792982, 5941520, 7723976, 7990320, 8912280, 9654970, 11585964, 14482455, 15447952, 17824560, 19309940, 23171928, 28964910, 38619880, 46343856, 57929820, 77239760, 115859640, 231719280]

約数ペア:

[(1, 231719280), (2, 115859640), (3, 77239760), (4, 57929820), (5, 46343856), (6, 38619880), (8, 28964910), (10, 23171928), (12, 19309940), (13, 17824560), (15, 15447952), (16, 14482455), (20, 11585964), (24, 9654970), (26, 8912280), (29, 7990320), (30, 7723976), (39, 5941520), (40, 5792982), (48, 4827485), (52, 4456140), (58, 3995160), (60, 3861988), (65, 3564912), (78, 2970760), (80, 2896491), (87, 2663440), (104, 2228070), (116, 1997580), (120, 1930994), (130, 1782456), (145, 1598064), (156, 1485380), (169, 1371120), (174, 1331720), (195, 1188304), (197, 1176240), (208, 1114035), (232, 998790), (240, 965497), (260, 891228), (290, 799032), (312, 742690), (338, 685560), (348, 665860), (377, 614640), (390, 594152), (394, 588120), (435, 532688), (464, 499395), (507, 457040), (520, 445614), (580, 399516), (591, 392080), (624, 371345), (676, 342780), (696, 332930), (754, 307320), (780, 297076), (788, 294060), (845, 274224), (870, 266344), (985, 235248), (1014, 228520), (1040, 222807), (1131, 204880), (1160, 199758), (1182, 196040), (1352, 171390), (1392, 166465), (1508, 153660), (1560, 148538), (1576, 147030), (1690, 137112), (1740, 133172), (1885, 122928), (1970, 117624), (2028, 114260), (2262, 102440), (2320, 99879), (2364, 98020), (2535, 91408), (2561, 90480), (2704, 85695), (2955, 78416), (3016, 76830), (3120, 74269), (3152, 73515), (3380, 68556), (3480, 66586), (3770, 61464), (3940, 58812), (4056, 57130), (4524, 51220), (4728, 49010), (4901, 47280), (5070, 45704), (5122, 45240), (5655, 40976), (5713, 40560), (5910, 39208), (6032, 38415), (6760, 34278), (6960, 33293), (7540, 30732), (7683, 30160), (7880, 29406), (8112, 28565), (9048, 25610), (9456, 24505), (9802, 23640), (10140, 22852), (10244, 22620), (11310, 20488), (11426, 20280), (11820, 19604), (12805, 18096), (13520, 17139), (14703, 15760), (15080, 15366)]