208917540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1$

素因数の和:211

約数の個数: 288

約数和(自身を含む): 743608320

約数和(自身を除く): 534690780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 19, 20, 26, 30, 36, 37, 38, 39, 45, 52, 57, 60, 65, 74, 76, 78, 90, 95, 111, 114, 117, 127, 130, 148, 156, 171, 180, 185, 190, 195, 222, 228, 234, 247, 254, 260, 285, 333, 342, 370, 380, 381, 390, 444, 468, 481, 494, 508, 555, 570, 585, 635, 666, 684, 703, 740, 741, 762, 780, 855, 962, 988, 1110, 1140, 1143, 1170, 1235, 1270, 1332, 1406, 1443, 1482, 1524, 1651, 1665, 1710, 1905, 1924, 2109, 2220, 2223, 2286, 2340, 2405, 2413, 2470, 2540, 2812, 2886, 2964, 3302, 3330, 3420, 3515, 3705, 3810, 4218, 4329, 4446, 4572, 4699, 4810, 4826, 4940, 4953, 5715, 5772, 6327, 6604, 6660, 7030, 7215, 7239, 7410, 7620, 8255, 8436, 8658, 8892, 9139, 9398, 9620, 9652, 9906, 10545, 11115, 11430, 12065, 12654, 14060, 14097, 14430, 14478, 14820, 14859, 16510, 17316, 18278, 18796, 19812, 21090, 21645, 21717, 22230, 22860, 23495, 24130, 24765, 25308, 27417, 28194, 28860, 28956, 29718, 31369, 31635, 33020, 36195, 36556, 42180, 42291, 43290, 43434, 44460, 45695, 46990, 48260, 49530, 54834, 56388, 59436, 61087, 62738, 63270, 70485, 72390, 74295, 82251, 84582, 86580, 86868, 89281, 91390, 93980, 94107, 99060, 108585, 109668, 122174, 125476, 126540, 137085, 140970, 144780, 148590, 156845, 164502, 169164, 178562, 182780, 183261, 188214, 211455, 217170, 244348, 267843, 274170, 281940, 282321, 297180, 305435, 313690, 329004, 357124, 366522, 376428, 411255, 422910, 434340, 446405, 470535, 535686, 548340, 549783, 564642, 610870, 627380, 733044, 803529, 822510, 845820, 892810, 916305, 941070, 1071372, 1099566, 1129284, 1160653, 1221740, 1339215, 1411605, 1607058, 1645020, 1785620, 1832610, 1882140, 2199132, 2321306, 2678430, 2748915, 2823210, 3214116, 3481959, 3665220, 4017645, 4642612, 5356860, 5497830, 5646420, 5803265, 6963918, 8035290, 10445877, 10995660, 11606530, 13927836, 16070580, 17409795, 20891754, 23213060, 34819590, 41783508, 52229385, 69639180, 104458770, 208917540]

約数ペア:

[(1, 208917540), (2, 104458770), (3, 69639180), (4, 52229385), (5, 41783508), (6, 34819590), (9, 23213060), (10, 20891754), (12, 17409795), (13, 16070580), (15, 13927836), (18, 11606530), (19, 10995660), (20, 10445877), (26, 8035290), (30, 6963918), (36, 5803265), (37, 5646420), (38, 5497830), (39, 5356860), (45, 4642612), (52, 4017645), (57, 3665220), (60, 3481959), (65, 3214116), (74, 2823210), (76, 2748915), (78, 2678430), (90, 2321306), (95, 2199132), (111, 1882140), (114, 1832610), (117, 1785620), (127, 1645020), (130, 1607058), (148, 1411605), (156, 1339215), (171, 1221740), (180, 1160653), (185, 1129284), (190, 1099566), (195, 1071372), (222, 941070), (228, 916305), (234, 892810), (247, 845820), (254, 822510), (260, 803529), (285, 733044), (333, 627380), (342, 610870), (370, 564642), (380, 549783), (381, 548340), (390, 535686), (444, 470535), (468, 446405), (481, 434340), (494, 422910), (508, 411255), (555, 376428), (570, 366522), (585, 357124), (635, 329004), (666, 313690), (684, 305435), (703, 297180), (740, 282321), (741, 281940), (762, 274170), (780, 267843), (855, 244348), (962, 217170), (988, 211455), (1110, 188214), (1140, 183261), (1143, 182780), (1170, 178562), (1235, 169164), (1270, 164502), (1332, 156845), (1406, 148590), (1443, 144780), (1482, 140970), (1524, 137085), (1651, 126540), (1665, 125476), (1710, 122174), (1905, 109668), (1924, 108585), (2109, 99060), (2220, 94107), (2223, 93980), (2286, 91390), (2340, 89281), (2405, 86868), (2413, 86580), (2470, 84582), (2540, 82251), (2812, 74295), (2886, 72390), (2964, 70485), (3302, 63270), (3330, 62738), (3420, 61087), (3515, 59436), (3705, 56388), (3810, 54834), (4218, 49530), (4329, 48260), (4446, 46990), (4572, 45695), (4699, 44460), (4810, 43434), (4826, 43290), (4940, 42291), (4953, 42180), (5715, 36556), (5772, 36195), (6327, 33020), (6604, 31635), (6660, 31369), (7030, 29718), (7215, 28956), (7239, 28860), (7410, 28194), (7620, 27417), (8255, 25308), (8436, 24765), (8658, 24130), (8892, 23495), (9139, 22860), (9398, 22230), (9620, 21717), (9652, 21645), (9906, 21090), (10545, 19812), (11115, 18796), (11430, 18278), (12065, 17316), (12654, 16510), (14060, 14859), (14097, 14820), (14430, 14478)]