219388320

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1163}}^1$

素因数の和:1315

約数の個数: 144

約数和(自身を含む): 755026272

約数和(自身を除く): 535637952

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 131, 144, 160, 180, 240, 262, 288, 360, 393, 480, 524, 655, 720, 786, 1048, 1163, 1179, 1310, 1440, 1572, 1965, 2096, 2326, 2358, 2620, 3144, 3489, 3930, 4192, 4652, 4716, 5240, 5815, 5895, 6288, 6978, 7860, 9304, 9432, 10467, 10480, 11630, 11790, 12576, 13956, 15720, 17445, 18608, 18864, 20934, 20960, 23260, 23580, 27912, 31440, 34890, 37216, 37728, 41868, 46520, 47160, 52335, 55824, 62880, 69780, 83736, 93040, 94320, 104670, 111648, 139560, 152353, 167472, 186080, 188640, 209340, 279120, 304706, 334944, 418680, 457059, 558240, 609412, 761765, 837360, 914118, 1218824, 1371177, 1523530, 1674720, 1828236, 2285295, 2437648, 2742354, 3047060, 3656472, 4570590, 4875296, 5484708, 6094120, 6855885, 7312944, 9141180, 10969416, 12188240, 13711770, 14625888, 18282360, 21938832, 24376480, 27423540, 36564720, 43877664, 54847080, 73129440, 109694160, 219388320]

約数ペア:

[(1, 219388320), (2, 109694160), (3, 73129440), (4, 54847080), (5, 43877664), (6, 36564720), (8, 27423540), (9, 24376480), (10, 21938832), (12, 18282360), (15, 14625888), (16, 13711770), (18, 12188240), (20, 10969416), (24, 9141180), (30, 7312944), (32, 6855885), (36, 6094120), (40, 5484708), (45, 4875296), (48, 4570590), (60, 3656472), (72, 3047060), (80, 2742354), (90, 2437648), (96, 2285295), (120, 1828236), (131, 1674720), (144, 1523530), (160, 1371177), (180, 1218824), (240, 914118), (262, 837360), (288, 761765), (360, 609412), (393, 558240), (480, 457059), (524, 418680), (655, 334944), (720, 304706), (786, 279120), (1048, 209340), (1163, 188640), (1179, 186080), (1310, 167472), (1440, 152353), (1572, 139560), (1965, 111648), (2096, 104670), (2326, 94320), (2358, 93040), (2620, 83736), (3144, 69780), (3489, 62880), (3930, 55824), (4192, 52335), (4652, 47160), (4716, 46520), (5240, 41868), (5815, 37728), (5895, 37216), (6288, 34890), (6978, 31440), (7860, 27912), (9304, 23580), (9432, 23260), (10467, 20960), (10480, 20934), (11630, 18864), (11790, 18608), (12576, 17445), (13956, 15720)]