21636480

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{191}}^1$

素因数の和:272

約数の個数: 128

約数和(自身を含む): 70502400

約数和(自身を除く): 48865920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 59, 60, 64, 80, 96, 118, 120, 128, 160, 177, 191, 192, 236, 240, 295, 320, 354, 382, 384, 472, 480, 573, 590, 640, 708, 764, 885, 944, 955, 960, 1146, 1180, 1416, 1528, 1770, 1888, 1910, 1920, 2292, 2360, 2832, 2865, 3056, 3540, 3776, 3820, 4584, 4720, 5664, 5730, 6112, 7080, 7552, 7640, 9168, 9440, 11269, 11328, 11460, 12224, 14160, 15280, 18336, 18880, 22538, 22656, 22920, 24448, 28320, 30560, 33807, 36672, 37760, 45076, 45840, 56345, 56640, 61120, 67614, 73344, 90152, 91680, 112690, 113280, 122240, 135228, 169035, 180304, 183360, 225380, 270456, 338070, 360608, 366720, 450760, 540912, 676140, 721216, 901520, 1081824, 1352280, 1442432, 1803040, 2163648, 2704560, 3606080, 4327296, 5409120, 7212160, 10818240, 21636480]

約数ペア:

[(1, 21636480), (2, 10818240), (3, 7212160), (4, 5409120), (5, 4327296), (6, 3606080), (8, 2704560), (10, 2163648), (12, 1803040), (15, 1442432), (16, 1352280), (20, 1081824), (24, 901520), (30, 721216), (32, 676140), (40, 540912), (48, 450760), (59, 366720), (60, 360608), (64, 338070), (80, 270456), (96, 225380), (118, 183360), (120, 180304), (128, 169035), (160, 135228), (177, 122240), (191, 113280), (192, 112690), (236, 91680), (240, 90152), (295, 73344), (320, 67614), (354, 61120), (382, 56640), (384, 56345), (472, 45840), (480, 45076), (573, 37760), (590, 36672), (640, 33807), (708, 30560), (764, 28320), (885, 24448), (944, 22920), (955, 22656), (960, 22538), (1146, 18880), (1180, 18336), (1416, 15280), (1528, 14160), (1770, 12224), (1888, 11460), (1910, 11328), (1920, 11269), (2292, 9440), (2360, 9168), (2832, 7640), (2865, 7552), (3056, 7080), (3540, 6112), (3776, 5730), (3820, 5664), (4584, 4720)]