231382760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:152

約数の個数: 256

約数和(自身を含む): 685670400

約数和(自身を除く): 454287640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 23, 28, 31, 35, 38, 40, 46, 56, 61, 62, 70, 76, 92, 95, 115, 122, 124, 133, 140, 152, 155, 161, 184, 190, 217, 230, 244, 248, 266, 280, 305, 310, 322, 380, 427, 434, 437, 460, 488, 532, 589, 610, 620, 644, 665, 713, 760, 805, 854, 868, 874, 920, 1064, 1085, 1159, 1178, 1220, 1240, 1288, 1330, 1403, 1426, 1610, 1708, 1736, 1748, 1891, 2135, 2170, 2185, 2318, 2356, 2440, 2660, 2806, 2852, 2945, 3059, 3220, 3416, 3496, 3565, 3782, 4123, 4270, 4340, 4370, 4636, 4712, 4991, 5320, 5612, 5704, 5795, 5890, 6118, 6440, 7015, 7130, 7564, 8113, 8246, 8540, 8680, 8740, 9272, 9455, 9821, 9982, 11224, 11590, 11780, 12236, 13237, 13547, 14030, 14260, 15128, 15295, 16226, 16492, 17080, 17480, 18910, 19642, 19964, 20615, 23180, 23560, 24472, 24955, 26474, 26657, 27094, 28060, 28520, 30590, 32452, 32984, 35929, 37820, 39284, 39928, 40565, 41230, 43493, 46360, 49105, 49910, 52948, 53314, 54188, 56120, 61180, 64904, 66185, 67735, 71858, 75640, 78568, 81130, 82460, 86986, 94829, 98210, 99820, 105896, 106628, 108376, 122360, 132370, 133285, 135470, 143716, 162260, 164920, 173972, 179645, 186599, 189658, 196420, 199640, 213256, 217465, 251503, 264740, 266570, 270940, 287432, 304451, 324520, 347944, 359290, 373198, 379316, 392840, 434930, 474145, 503006, 529480, 533140, 541880, 608902, 718580, 746396, 758632, 826367, 869860, 932995, 948290, 1006012, 1066280, 1217804, 1257515, 1437160, 1492792, 1522255, 1652734, 1739720, 1865990, 1896580, 2012024, 2435608, 2515030, 3044510, 3305468, 3731980, 3793160, 4131835, 5030060, 5784569, 6089020, 6610936, 7463960, 8263670, 10060120, 11569138, 12178040, 16527340, 23138276, 28922845, 33054680, 46276552, 57845690, 115691380, 231382760]

約数ペア:

[(1, 231382760), (2, 115691380), (4, 57845690), (5, 46276552), (7, 33054680), (8, 28922845), (10, 23138276), (14, 16527340), (19, 12178040), (20, 11569138), (23, 10060120), (28, 8263670), (31, 7463960), (35, 6610936), (38, 6089020), (40, 5784569), (46, 5030060), (56, 4131835), (61, 3793160), (62, 3731980), (70, 3305468), (76, 3044510), (92, 2515030), (95, 2435608), (115, 2012024), (122, 1896580), (124, 1865990), (133, 1739720), (140, 1652734), (152, 1522255), (155, 1492792), (161, 1437160), (184, 1257515), (190, 1217804), (217, 1066280), (230, 1006012), (244, 948290), (248, 932995), (266, 869860), (280, 826367), (305, 758632), (310, 746396), (322, 718580), (380, 608902), (427, 541880), (434, 533140), (437, 529480), (460, 503006), (488, 474145), (532, 434930), (589, 392840), (610, 379316), (620, 373198), (644, 359290), (665, 347944), (713, 324520), (760, 304451), (805, 287432), (854, 270940), (868, 266570), (874, 264740), (920, 251503), (1064, 217465), (1085, 213256), (1159, 199640), (1178, 196420), (1220, 189658), (1240, 186599), (1288, 179645), (1330, 173972), (1403, 164920), (1426, 162260), (1610, 143716), (1708, 135470), (1736, 133285), (1748, 132370), (1891, 122360), (2135, 108376), (2170, 106628), (2185, 105896), (2318, 99820), (2356, 98210), (2440, 94829), (2660, 86986), (2806, 82460), (2852, 81130), (2945, 78568), (3059, 75640), (3220, 71858), (3416, 67735), (3496, 66185), (3565, 64904), (3782, 61180), (4123, 56120), (4270, 54188), (4340, 53314), (4370, 52948), (4636, 49910), (4712, 49105), (4991, 46360), (5320, 43493), (5612, 41230), (5704, 40565), (5795, 39928), (5890, 39284), (6118, 37820), (6440, 35929), (7015, 32984), (7130, 32452), (7564, 30590), (8113, 28520), (8246, 28060), (8540, 27094), (8680, 26657), (8740, 26474), (9272, 24955), (9455, 24472), (9821, 23560), (9982, 23180), (11224, 20615), (11590, 19964), (11780, 19642), (12236, 18910), (13237, 17480), (13547, 17080), (14030, 16492), (14260, 16226), (15128, 15295)]