1900528960

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{181}}^1$

素因数の和:385

約数の個数: 224

約数和(自身を含む): 5258897280

約数和(自身を除く): 3358368320

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 64, 76, 80, 88, 95, 110, 152, 157, 160, 176, 181, 190, 209, 220, 304, 314, 320, 352, 362, 380, 418, 440, 608, 628, 704, 724, 760, 785, 836, 880, 905, 1045, 1216, 1256, 1448, 1520, 1570, 1672, 1727, 1760, 1810, 1991, 2090, 2512, 2896, 2983, 3040, 3140, 3344, 3439, 3454, 3520, 3620, 3982, 4180, 5024, 5792, 5966, 6080, 6280, 6688, 6878, 6908, 7240, 7964, 8360, 8635, 9955, 10048, 11584, 11932, 12560, 13376, 13756, 13816, 14480, 14915, 15928, 16720, 17195, 17270, 19910, 23864, 25120, 27512, 27632, 28417, 28960, 29830, 31856, 32813, 33440, 34390, 34540, 37829, 39820, 47728, 50240, 55024, 55264, 56834, 57920, 59660, 63712, 65626, 66880, 68780, 69080, 75658, 79640, 95456, 110048, 110528, 113668, 119320, 127424, 131252, 137560, 138160, 142085, 151316, 159280, 164065, 189145, 190912, 220096, 227336, 238640, 262504, 275120, 276320, 284170, 302632, 312587, 318560, 328130, 378290, 454672, 477280, 525008, 539923, 550240, 552640, 568340, 605264, 625174, 637120, 656260, 756580, 909344, 954560, 1050016, 1079846, 1100480, 1136680, 1210528, 1250348, 1312520, 1513160, 1562935, 1818688, 2100032, 2159692, 2273360, 2421056, 2500696, 2625040, 2699615, 3026320, 3125870, 4319384, 4546720, 5001392, 5250080, 5399230, 5939153, 6052640, 6251740, 8638768, 9093440, 10002784, 10500160, 10798460, 11878306, 12105280, 12503480, 17277536, 20005568, 21596920, 23756612, 25006960, 29695765, 34555072, 43193840, 47513224, 50013920, 59391530, 86387680, 95026448, 100027840, 118783060, 172775360, 190052896, 237566120, 380105792, 475132240, 950264480, 1900528960]

約数ペア:

[(1, 1900528960), (2, 950264480), (4, 475132240), (5, 380105792), (8, 237566120), (10, 190052896), (11, 172775360), (16, 118783060), (19, 100027840), (20, 95026448), (22, 86387680), (32, 59391530), (38, 50013920), (40, 47513224), (44, 43193840), (55, 34555072), (64, 29695765), (76, 25006960), (80, 23756612), (88, 21596920), (95, 20005568), (110, 17277536), (152, 12503480), (157, 12105280), (160, 11878306), (176, 10798460), (181, 10500160), (190, 10002784), (209, 9093440), (220, 8638768), (304, 6251740), (314, 6052640), (320, 5939153), (352, 5399230), (362, 5250080), (380, 5001392), (418, 4546720), (440, 4319384), (608, 3125870), (628, 3026320), (704, 2699615), (724, 2625040), (760, 2500696), (785, 2421056), (836, 2273360), (880, 2159692), (905, 2100032), (1045, 1818688), (1216, 1562935), (1256, 1513160), (1448, 1312520), (1520, 1250348), (1570, 1210528), (1672, 1136680), (1727, 1100480), (1760, 1079846), (1810, 1050016), (1991, 954560), (2090, 909344), (2512, 756580), (2896, 656260), (2983, 637120), (3040, 625174), (3140, 605264), (3344, 568340), (3439, 552640), (3454, 550240), (3520, 539923), (3620, 525008), (3982, 477280), (4180, 454672), (5024, 378290), (5792, 328130), (5966, 318560), (6080, 312587), (6280, 302632), (6688, 284170), (6878, 276320), (6908, 275120), (7240, 262504), (7964, 238640), (8360, 227336), (8635, 220096), (9955, 190912), (10048, 189145), (11584, 164065), (11932, 159280), (12560, 151316), (13376, 142085), (13756, 138160), (13816, 137560), (14480, 131252), (14915, 127424), (15928, 119320), (16720, 113668), (17195, 110528), (17270, 110048), (19910, 95456), (23864, 79640), (25120, 75658), (27512, 69080), (27632, 68780), (28417, 66880), (28960, 65626), (29830, 63712), (31856, 59660), (32813, 57920), (33440, 56834), (34390, 55264), (34540, 55024), (37829, 50240), (39820, 47728)]