16020420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1$

素因数の和:114

約数の個数: 192

約数和(自身を含む): 54190080

約数和(自身を除く): 38169660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 19, 20, 23, 26, 30, 38, 39, 46, 47, 52, 57, 60, 65, 69, 76, 78, 92, 94, 95, 114, 115, 130, 138, 141, 156, 188, 190, 195, 228, 230, 235, 247, 260, 276, 282, 285, 299, 345, 380, 390, 437, 460, 470, 494, 564, 570, 598, 611, 690, 705, 741, 780, 874, 893, 897, 940, 988, 1081, 1140, 1196, 1222, 1235, 1311, 1380, 1410, 1482, 1495, 1748, 1786, 1794, 1833, 2162, 2185, 2444, 2470, 2622, 2679, 2820, 2964, 2990, 3055, 3243, 3572, 3588, 3666, 3705, 4324, 4370, 4465, 4485, 4940, 5244, 5358, 5405, 5681, 5980, 6110, 6486, 6555, 7332, 7410, 8740, 8930, 8970, 9165, 10716, 10810, 11362, 11609, 12220, 12972, 13110, 13395, 14053, 14820, 16215, 17043, 17860, 17940, 18330, 20539, 21620, 22724, 23218, 26220, 26790, 28106, 28405, 32430, 34086, 34827, 36660, 41078, 42159, 46436, 53580, 56212, 56810, 58045, 61617, 64860, 68172, 69654, 70265, 82156, 84318, 85215, 102695, 113620, 116090, 123234, 139308, 140530, 168636, 170430, 174135, 205390, 210795, 232180, 246468, 267007, 281060, 308085, 340860, 348270, 410780, 421590, 534014, 616170, 696540, 801021, 843180, 1068028, 1232340, 1335035, 1602042, 2670070, 3204084, 4005105, 5340140, 8010210, 16020420]

約数ペア:

[(1, 16020420), (2, 8010210), (3, 5340140), (4, 4005105), (5, 3204084), (6, 2670070), (10, 1602042), (12, 1335035), (13, 1232340), (15, 1068028), (19, 843180), (20, 801021), (23, 696540), (26, 616170), (30, 534014), (38, 421590), (39, 410780), (46, 348270), (47, 340860), (52, 308085), (57, 281060), (60, 267007), (65, 246468), (69, 232180), (76, 210795), (78, 205390), (92, 174135), (94, 170430), (95, 168636), (114, 140530), (115, 139308), (130, 123234), (138, 116090), (141, 113620), (156, 102695), (188, 85215), (190, 84318), (195, 82156), (228, 70265), (230, 69654), (235, 68172), (247, 64860), (260, 61617), (276, 58045), (282, 56810), (285, 56212), (299, 53580), (345, 46436), (380, 42159), (390, 41078), (437, 36660), (460, 34827), (470, 34086), (494, 32430), (564, 28405), (570, 28106), (598, 26790), (611, 26220), (690, 23218), (705, 22724), (741, 21620), (780, 20539), (874, 18330), (893, 17940), (897, 17860), (940, 17043), (988, 16215), (1081, 14820), (1140, 14053), (1196, 13395), (1222, 13110), (1235, 12972), (1311, 12220), (1380, 11609), (1410, 11362), (1482, 10810), (1495, 10716), (1748, 9165), (1786, 8970), (1794, 8930), (1833, 8740), (2162, 7410), (2185, 7332), (2444, 6555), (2470, 6486), (2622, 6110), (2679, 5980), (2820, 5681), (2964, 5405), (2990, 5358), (3055, 5244), (3243, 4940), (3572, 4485), (3588, 4465), (3666, 4370), (3705, 4324)]