221565510

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{28297}}^1$

素因数の和:28342

約数の個数: 64

約数和(自身を含む): 611236800

約数和(自身を除く): 389671290

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 29, 30, 45, 54, 58, 87, 90, 135, 145, 174, 261, 270, 290, 435, 522, 783, 870, 1305, 1566, 2610, 3915, 7830, 28297, 56594, 84891, 141485, 169782, 254673, 282970, 424455, 509346, 764019, 820613, 848910, 1273365, 1528038, 1641226, 2461839, 2546730, 3820095, 4103065, 4923678, 7385517, 7640190, 8206130, 12309195, 14771034, 22156551, 24618390, 36927585, 44313102, 73855170, 110782755, 221565510]

約数ペア:

[(1, 221565510), (2, 110782755), (3, 73855170), (5, 44313102), (6, 36927585), (9, 24618390), (10, 22156551), (15, 14771034), (18, 12309195), (27, 8206130), (29, 7640190), (30, 7385517), (45, 4923678), (54, 4103065), (58, 3820095), (87, 2546730), (90, 2461839), (135, 1641226), (145, 1528038), (174, 1273365), (261, 848910), (270, 820613), (290, 764019), (435, 509346), (522, 424455), (783, 282970), (870, 254673), (1305, 169782), (1566, 141485), (2610, 84891), (3915, 56594), (7830, 28297)]