228816240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^3\times {\mathrm{139}}^1$

素因数の和:212

約数の個数: 160

約数和(自身を含む): 754118400

約数和(自身を除く): 525302160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 139, 152, 190, 228, 240, 278, 285, 304, 361, 380, 417, 456, 556, 570, 695, 722, 760, 834, 912, 1083, 1112, 1140, 1390, 1444, 1520, 1668, 1805, 2085, 2166, 2224, 2280, 2641, 2780, 2888, 3336, 3610, 4170, 4332, 4560, 5282, 5415, 5560, 5776, 6672, 6859, 7220, 7923, 8340, 8664, 10564, 10830, 11120, 13205, 13718, 14440, 15846, 16680, 17328, 20577, 21128, 21660, 26410, 27436, 28880, 31692, 33360, 34295, 39615, 41154, 42256, 43320, 50179, 52820, 54872, 63384, 68590, 79230, 82308, 86640, 100358, 102885, 105640, 109744, 126768, 137180, 150537, 158460, 164616, 200716, 205770, 211280, 250895, 274360, 301074, 316920, 329232, 401432, 411540, 501790, 548720, 602148, 633840, 752685, 802864, 823080, 953401, 1003580, 1204296, 1505370, 1646160, 1906802, 2007160, 2408592, 2860203, 3010740, 3813604, 4014320, 4767005, 5720406, 6021480, 7627208, 9534010, 11440812, 12042960, 14301015, 15254416, 19068020, 22881624, 28602030, 38136040, 45763248, 57204060, 76272080, 114408120, 228816240]

約数ペア:

[(1, 228816240), (2, 114408120), (3, 76272080), (4, 57204060), (5, 45763248), (6, 38136040), (8, 28602030), (10, 22881624), (12, 19068020), (15, 15254416), (16, 14301015), (19, 12042960), (20, 11440812), (24, 9534010), (30, 7627208), (38, 6021480), (40, 5720406), (48, 4767005), (57, 4014320), (60, 3813604), (76, 3010740), (80, 2860203), (95, 2408592), (114, 2007160), (120, 1906802), (139, 1646160), (152, 1505370), (190, 1204296), (228, 1003580), (240, 953401), (278, 823080), (285, 802864), (304, 752685), (361, 633840), (380, 602148), (417, 548720), (456, 501790), (556, 411540), (570, 401432), (695, 329232), (722, 316920), (760, 301074), (834, 274360), (912, 250895), (1083, 211280), (1112, 205770), (1140, 200716), (1390, 164616), (1444, 158460), (1520, 150537), (1668, 137180), (1805, 126768), (2085, 109744), (2166, 105640), (2224, 102885), (2280, 100358), (2641, 86640), (2780, 82308), (2888, 79230), (3336, 68590), (3610, 63384), (4170, 54872), (4332, 52820), (4560, 50179), (5282, 43320), (5415, 42256), (5560, 41154), (5776, 39615), (6672, 34295), (6859, 33360), (7220, 31692), (7923, 28880), (8340, 27436), (8664, 26410), (10564, 21660), (10830, 21128), (11120, 20577), (13205, 17328), (13718, 16680), (14440, 15846)]