131405040

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{139}}^1$

素因数の和:272

約数の個数: 240

約数和(自身を含む): 483406560

約数和(自身を除く): 352001520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 101, 104, 117, 120, 130, 139, 144, 156, 180, 195, 202, 208, 234, 240, 260, 278, 303, 312, 360, 390, 404, 417, 468, 505, 520, 556, 585, 606, 624, 695, 720, 780, 808, 834, 909, 936, 1010, 1040, 1112, 1170, 1212, 1251, 1313, 1390, 1515, 1560, 1616, 1668, 1807, 1818, 1872, 2020, 2085, 2224, 2340, 2424, 2502, 2626, 2780, 3030, 3120, 3336, 3614, 3636, 3939, 4040, 4170, 4545, 4680, 4848, 5004, 5252, 5421, 5560, 6060, 6255, 6565, 6672, 7228, 7272, 7878, 8080, 8340, 9035, 9090, 9360, 10008, 10504, 10842, 11120, 11817, 12120, 12510, 13130, 14039, 14456, 14544, 15756, 16263, 16680, 18070, 18180, 19695, 20016, 21008, 21684, 23634, 24240, 25020, 26260, 27105, 28078, 28912, 31512, 32526, 33360, 36140, 36360, 39390, 42117, 43368, 47268, 50040, 52520, 54210, 56156, 59085, 63024, 65052, 70195, 72280, 72720, 78780, 81315, 84234, 86736, 94536, 100080, 105040, 108420, 112312, 118170, 126351, 130104, 140390, 144560, 157560, 162630, 168468, 182507, 189072, 210585, 216840, 224624, 236340, 252702, 260208, 280780, 315120, 325260, 336936, 365014, 421170, 433680, 472680, 505404, 547521, 561560, 631755, 650520, 673872, 730028, 842340, 912535, 945360, 1010808, 1095042, 1123120, 1263510, 1301040, 1460056, 1642563, 1684680, 1825070, 2021616, 2190084, 2527020, 2737605, 2920112, 3285126, 3369360, 3650140, 4380168, 5054040, 5475210, 6570252, 7300280, 8212815, 8760336, 10108080, 10950420, 13140504, 14600560, 16425630, 21900840, 26281008, 32851260, 43801680, 65702520, 131405040]

約数ペア:

[(1, 131405040), (2, 65702520), (3, 43801680), (4, 32851260), (5, 26281008), (6, 21900840), (8, 16425630), (9, 14600560), (10, 13140504), (12, 10950420), (13, 10108080), (15, 8760336), (16, 8212815), (18, 7300280), (20, 6570252), (24, 5475210), (26, 5054040), (30, 4380168), (36, 3650140), (39, 3369360), (40, 3285126), (45, 2920112), (48, 2737605), (52, 2527020), (60, 2190084), (65, 2021616), (72, 1825070), (78, 1684680), (80, 1642563), (90, 1460056), (101, 1301040), (104, 1263510), (117, 1123120), (120, 1095042), (130, 1010808), (139, 945360), (144, 912535), (156, 842340), (180, 730028), (195, 673872), (202, 650520), (208, 631755), (234, 561560), (240, 547521), (260, 505404), (278, 472680), (303, 433680), (312, 421170), (360, 365014), (390, 336936), (404, 325260), (417, 315120), (468, 280780), (505, 260208), (520, 252702), (556, 236340), (585, 224624), (606, 216840), (624, 210585), (695, 189072), (720, 182507), (780, 168468), (808, 162630), (834, 157560), (909, 144560), (936, 140390), (1010, 130104), (1040, 126351), (1112, 118170), (1170, 112312), (1212, 108420), (1251, 105040), (1313, 100080), (1390, 94536), (1515, 86736), (1560, 84234), (1616, 81315), (1668, 78780), (1807, 72720), (1818, 72280), (1872, 70195), (2020, 65052), (2085, 63024), (2224, 59085), (2340, 56156), (2424, 54210), (2502, 52520), (2626, 50040), (2780, 47268), (3030, 43368), (3120, 42117), (3336, 39390), (3614, 36360), (3636, 36140), (3939, 33360), (4040, 32526), (4170, 31512), (4545, 28912), (4680, 28078), (4848, 27105), (5004, 26260), (5252, 25020), (5421, 24240), (5560, 23634), (6060, 21684), (6255, 21008), (6565, 20016), (6672, 19695), (7228, 18180), (7272, 18070), (7878, 16680), (8080, 16263), (8340, 15756), (9035, 14544), (9090, 14456), (9360, 14039), (10008, 13130), (10504, 12510), (10842, 12120), (11120, 11817)]