216020280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{1123}}^1$

素因数の和:1373

約数の個数: 128

約数和(自身を含む): 744537600

約数和(自身を除く): 528517320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 229, 280, 420, 458, 687, 840, 916, 1123, 1145, 1374, 1603, 1832, 2246, 2290, 2748, 3206, 3369, 3435, 4492, 4580, 4809, 5496, 5615, 6412, 6738, 6870, 7861, 8015, 8984, 9160, 9618, 11230, 12824, 13476, 13740, 15722, 16030, 16845, 19236, 22460, 23583, 24045, 26952, 27480, 31444, 32060, 33690, 38472, 39305, 44920, 47166, 48090, 62888, 64120, 67380, 78610, 94332, 96180, 117915, 134760, 157220, 188664, 192360, 235830, 257167, 314440, 471660, 514334, 771501, 943320, 1028668, 1285835, 1543002, 1800169, 2057336, 2571670, 3086004, 3600338, 3857505, 5143340, 5400507, 6172008, 7200676, 7715010, 9000845, 10286680, 10801014, 14401352, 15430020, 18001690, 21602028, 27002535, 30860040, 36003380, 43204056, 54005070, 72006760, 108010140, 216020280]

約数ペア:

[(1, 216020280), (2, 108010140), (3, 72006760), (4, 54005070), (5, 43204056), (6, 36003380), (7, 30860040), (8, 27002535), (10, 21602028), (12, 18001690), (14, 15430020), (15, 14401352), (20, 10801014), (21, 10286680), (24, 9000845), (28, 7715010), (30, 7200676), (35, 6172008), (40, 5400507), (42, 5143340), (56, 3857505), (60, 3600338), (70, 3086004), (84, 2571670), (105, 2057336), (120, 1800169), (140, 1543002), (168, 1285835), (210, 1028668), (229, 943320), (280, 771501), (420, 514334), (458, 471660), (687, 314440), (840, 257167), (916, 235830), (1123, 192360), (1145, 188664), (1374, 157220), (1603, 134760), (1832, 117915), (2246, 96180), (2290, 94332), (2748, 78610), (3206, 67380), (3369, 64120), (3435, 62888), (4492, 48090), (4580, 47166), (4809, 44920), (5496, 39305), (5615, 38472), (6412, 33690), (6738, 32060), (6870, 31444), (7861, 27480), (8015, 26952), (8984, 24045), (9160, 23583), (9618, 22460), (11230, 19236), (12824, 16845), (13476, 16030), (13740, 15722)]