20164522980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{389}}^1\times {\mathrm{1487}}^1$

素因数の和:1978

約数の個数: 192

約数和(自身を含む): 65515806720

約数和(自身を除く): 45351283740

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 83, 84, 105, 140, 166, 210, 249, 332, 389, 415, 420, 498, 581, 778, 830, 996, 1162, 1167, 1245, 1487, 1556, 1660, 1743, 1945, 2324, 2334, 2490, 2723, 2905, 2974, 3486, 3890, 4461, 4668, 4980, 5446, 5810, 5835, 5948, 6972, 7435, 7780, 8169, 8715, 8922, 10409, 10892, 11620, 11670, 13615, 14870, 16338, 17430, 17844, 20818, 22305, 23340, 27230, 29740, 31227, 32287, 32676, 34860, 40845, 41636, 44610, 52045, 54460, 62454, 64574, 81690, 89220, 96861, 104090, 123421, 124908, 129148, 156135, 161435, 163380, 193722, 208180, 226009, 246842, 312270, 322870, 370263, 387444, 452018, 484305, 493684, 578443, 617105, 624540, 645740, 678027, 740526, 863947, 904036, 968610, 1130045, 1156886, 1234210, 1356054, 1481052, 1727894, 1735329, 1851315, 1937220, 2260090, 2313772, 2468420, 2591841, 2712108, 2892215, 3390135, 3455788, 3470658, 3702630, 4049101, 4319735, 4520180, 5183682, 5784430, 6780270, 6941316, 7405260, 8098202, 8639470, 8676645, 10367364, 11568860, 12147303, 12959205, 13560540, 16196404, 17278940, 17353290, 20245505, 24294606, 25918410, 34706580, 40491010, 48010769, 48589212, 51836820, 60736515, 80982020, 96021538, 121473030, 144032307, 192043076, 240053845, 242946060, 288064614, 336075383, 480107690, 576129228, 672150766, 720161535, 960215380, 1008226149, 1344301532, 1440323070, 1680376915, 2016452298, 2880646140, 3360753830, 4032904596, 5041130745, 6721507660, 10082261490, 20164522980]

約数ペア:

[(1, 20164522980), (2, 10082261490), (3, 6721507660), (4, 5041130745), (5, 4032904596), (6, 3360753830), (7, 2880646140), (10, 2016452298), (12, 1680376915), (14, 1440323070), (15, 1344301532), (20, 1008226149), (21, 960215380), (28, 720161535), (30, 672150766), (35, 576129228), (42, 480107690), (60, 336075383), (70, 288064614), (83, 242946060), (84, 240053845), (105, 192043076), (140, 144032307), (166, 121473030), (210, 96021538), (249, 80982020), (332, 60736515), (389, 51836820), (415, 48589212), (420, 48010769), (498, 40491010), (581, 34706580), (778, 25918410), (830, 24294606), (996, 20245505), (1162, 17353290), (1167, 17278940), (1245, 16196404), (1487, 13560540), (1556, 12959205), (1660, 12147303), (1743, 11568860), (1945, 10367364), (2324, 8676645), (2334, 8639470), (2490, 8098202), (2723, 7405260), (2905, 6941316), (2974, 6780270), (3486, 5784430), (3890, 5183682), (4461, 4520180), (4668, 4319735), (4980, 4049101), (5446, 3702630), (5810, 3470658), (5835, 3455788), (5948, 3390135), (6972, 2892215), (7435, 2712108), (7780, 2591841), (8169, 2468420), (8715, 2313772), (8922, 2260090), (10409, 1937220), (10892, 1851315), (11620, 1735329), (11670, 1727894), (13615, 1481052), (14870, 1356054), (16338, 1234210), (17430, 1156886), (17844, 1130045), (20818, 968610), (22305, 904036), (23340, 863947), (27230, 740526), (29740, 678027), (31227, 645740), (32287, 624540), (32676, 617105), (34860, 578443), (40845, 493684), (41636, 484305), (44610, 452018), (52045, 387444), (54460, 370263), (62454, 322870), (64574, 312270), (81690, 246842), (89220, 226009), (96861, 208180), (104090, 193722), (123421, 163380), (124908, 161435), (129148, 156135)]