131815440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{107}}^1$

素因数の和:214

約数の個数: 240

約数和(自身を含む): 470059200

約数和(自身を除く): 338243760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 36, 40, 45, 48, 58, 59, 60, 72, 80, 87, 90, 107, 116, 118, 120, 144, 145, 174, 177, 180, 214, 232, 236, 240, 261, 290, 295, 321, 348, 354, 360, 428, 435, 464, 472, 522, 531, 535, 580, 590, 642, 696, 708, 720, 856, 870, 885, 944, 963, 1044, 1062, 1070, 1160, 1180, 1284, 1305, 1392, 1416, 1605, 1711, 1712, 1740, 1770, 1926, 2088, 2124, 2140, 2320, 2360, 2568, 2610, 2655, 2832, 3103, 3210, 3422, 3480, 3540, 3852, 4176, 4248, 4280, 4720, 4815, 5133, 5136, 5220, 5310, 6206, 6313, 6420, 6844, 6960, 7080, 7704, 8496, 8555, 8560, 9309, 9630, 10266, 10440, 10620, 12412, 12626, 12840, 13688, 14160, 15399, 15408, 15515, 17110, 18618, 18939, 19260, 20532, 20880, 21240, 24824, 25252, 25665, 25680, 27376, 27927, 30798, 31030, 31565, 34220, 37236, 37878, 38520, 41064, 42480, 46545, 49648, 50504, 51330, 55854, 56817, 61596, 62060, 63130, 68440, 74472, 75756, 76995, 77040, 82128, 93090, 94695, 101008, 102660, 111708, 113634, 123192, 124120, 126260, 136880, 139635, 148944, 151512, 153990, 183077, 186180, 189390, 205320, 223416, 227268, 246384, 248240, 252520, 279270, 284085, 303024, 307980, 366154, 372360, 378780, 410640, 446832, 454536, 505040, 549231, 558540, 568170, 615960, 732308, 744720, 757560, 909072, 915385, 1098462, 1117080, 1136340, 1231920, 1464616, 1515120, 1647693, 1830770, 2196924, 2234160, 2272680, 2746155, 2929232, 3295386, 3661540, 4393848, 4545360, 5492310, 6590772, 7323080, 8238465, 8787696, 10984620, 13181544, 14646160, 16476930, 21969240, 26363088, 32953860, 43938480, 65907720, 131815440]

約数ペア:

[(1, 131815440), (2, 65907720), (3, 43938480), (4, 32953860), (5, 26363088), (6, 21969240), (8, 16476930), (9, 14646160), (10, 13181544), (12, 10984620), (15, 8787696), (16, 8238465), (18, 7323080), (20, 6590772), (24, 5492310), (29, 4545360), (30, 4393848), (36, 3661540), (40, 3295386), (45, 2929232), (48, 2746155), (58, 2272680), (59, 2234160), (60, 2196924), (72, 1830770), (80, 1647693), (87, 1515120), (90, 1464616), (107, 1231920), (116, 1136340), (118, 1117080), (120, 1098462), (144, 915385), (145, 909072), (174, 757560), (177, 744720), (180, 732308), (214, 615960), (232, 568170), (236, 558540), (240, 549231), (261, 505040), (290, 454536), (295, 446832), (321, 410640), (348, 378780), (354, 372360), (360, 366154), (428, 307980), (435, 303024), (464, 284085), (472, 279270), (522, 252520), (531, 248240), (535, 246384), (580, 227268), (590, 223416), (642, 205320), (696, 189390), (708, 186180), (720, 183077), (856, 153990), (870, 151512), (885, 148944), (944, 139635), (963, 136880), (1044, 126260), (1062, 124120), (1070, 123192), (1160, 113634), (1180, 111708), (1284, 102660), (1305, 101008), (1392, 94695), (1416, 93090), (1605, 82128), (1711, 77040), (1712, 76995), (1740, 75756), (1770, 74472), (1926, 68440), (2088, 63130), (2124, 62060), (2140, 61596), (2320, 56817), (2360, 55854), (2568, 51330), (2610, 50504), (2655, 49648), (2832, 46545), (3103, 42480), (3210, 41064), (3422, 38520), (3480, 37878), (3540, 37236), (3852, 34220), (4176, 31565), (4248, 31030), (4280, 30798), (4720, 27927), (4815, 27376), (5133, 25680), (5136, 25665), (5220, 25252), (5310, 24824), (6206, 21240), (6313, 20880), (6420, 20532), (6844, 19260), (6960, 18939), (7080, 18618), (7704, 17110), (8496, 15515), (8555, 15408), (8560, 15399), (9309, 14160), (9630, 13688), (10266, 12840), (10440, 12626), (10620, 12412)]