1378160820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{127}}^1\times {\mathrm{167}}^1$

素因数の和:347

約数の個数: 216

約数和(自身を含む): 4473391104

約数和(自身を除く): 3095230284

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 127, 167, 171, 180, 190, 228, 254, 285, 334, 342, 361, 380, 381, 501, 508, 570, 635, 668, 684, 722, 762, 835, 855, 1002, 1083, 1140, 1143, 1270, 1444, 1503, 1524, 1670, 1710, 1805, 1905, 2004, 2166, 2286, 2413, 2505, 2540, 3006, 3173, 3249, 3340, 3420, 3610, 3810, 4332, 4572, 4826, 5010, 5415, 5715, 6012, 6346, 6498, 7220, 7239, 7515, 7620, 9519, 9652, 10020, 10830, 11430, 12065, 12692, 12996, 14478, 15030, 15865, 16245, 19038, 21209, 21660, 21717, 22860, 24130, 28557, 28956, 30060, 31730, 32490, 36195, 38076, 42418, 43434, 45847, 47595, 48260, 57114, 60287, 63460, 63627, 64980, 72390, 84836, 86868, 91694, 95190, 106045, 108585, 114228, 120574, 127254, 137541, 142785, 144780, 180861, 183388, 190380, 190881, 212090, 217170, 229235, 241148, 254508, 275082, 285570, 301435, 318135, 361722, 381762, 402971, 412623, 424180, 434340, 458470, 542583, 550164, 571140, 602870, 636270, 687705, 723444, 763524, 805942, 825246, 904305, 916940, 954405, 1085166, 1205740, 1208913, 1272540, 1375410, 1611884, 1650492, 1808610, 1908810, 2014855, 2063115, 2170332, 2417826, 2712915, 2750820, 3617220, 3626739, 3817620, 4029710, 4126230, 4835652, 5425830, 6044565, 7253478, 7656449, 8059420, 8252460, 10851660, 12089130, 14506956, 15312898, 18133695, 22969347, 24178260, 30625796, 36267390, 38282245, 45938694, 68908041, 72534780, 76564490, 91877388, 114846735, 137816082, 153128980, 229693470, 275632164, 344540205, 459386940, 689080410, 1378160820]

約数ペア:

[(1, 1378160820), (2, 689080410), (3, 459386940), (4, 344540205), (5, 275632164), (6, 229693470), (9, 153128980), (10, 137816082), (12, 114846735), (15, 91877388), (18, 76564490), (19, 72534780), (20, 68908041), (30, 45938694), (36, 38282245), (38, 36267390), (45, 30625796), (57, 24178260), (60, 22969347), (76, 18133695), (90, 15312898), (95, 14506956), (114, 12089130), (127, 10851660), (167, 8252460), (171, 8059420), (180, 7656449), (190, 7253478), (228, 6044565), (254, 5425830), (285, 4835652), (334, 4126230), (342, 4029710), (361, 3817620), (380, 3626739), (381, 3617220), (501, 2750820), (508, 2712915), (570, 2417826), (635, 2170332), (668, 2063115), (684, 2014855), (722, 1908810), (762, 1808610), (835, 1650492), (855, 1611884), (1002, 1375410), (1083, 1272540), (1140, 1208913), (1143, 1205740), (1270, 1085166), (1444, 954405), (1503, 916940), (1524, 904305), (1670, 825246), (1710, 805942), (1805, 763524), (1905, 723444), (2004, 687705), (2166, 636270), (2286, 602870), (2413, 571140), (2505, 550164), (2540, 542583), (3006, 458470), (3173, 434340), (3249, 424180), (3340, 412623), (3420, 402971), (3610, 381762), (3810, 361722), (4332, 318135), (4572, 301435), (4826, 285570), (5010, 275082), (5415, 254508), (5715, 241148), (6012, 229235), (6346, 217170), (6498, 212090), (7220, 190881), (7239, 190380), (7515, 183388), (7620, 180861), (9519, 144780), (9652, 142785), (10020, 137541), (10830, 127254), (11430, 120574), (12065, 114228), (12692, 108585), (12996, 106045), (14478, 95190), (15030, 91694), (15865, 86868), (16245, 84836), (19038, 72390), (21209, 64980), (21660, 63627), (21717, 63460), (22860, 60287), (24130, 57114), (28557, 48260), (28956, 47595), (30060, 45847), (31730, 43434), (32490, 42418), (36195, 38076)]