289745520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{487}}^1$

素因数の和:607

約数の個数: 160

約数和(自身を含む): 938178048

約数和(自身を除く): 648432528

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 37, 40, 48, 60, 67, 74, 80, 111, 120, 134, 148, 185, 201, 222, 240, 268, 296, 335, 370, 402, 444, 487, 536, 555, 592, 670, 740, 804, 888, 974, 1005, 1072, 1110, 1340, 1461, 1480, 1608, 1776, 1948, 2010, 2220, 2435, 2479, 2680, 2922, 2960, 3216, 3896, 4020, 4440, 4870, 4958, 5360, 5844, 7305, 7437, 7792, 8040, 8880, 9740, 9916, 11688, 12395, 14610, 14874, 16080, 18019, 19480, 19832, 23376, 24790, 29220, 29748, 32629, 36038, 37185, 38960, 39664, 49580, 54057, 58440, 59496, 65258, 72076, 74370, 90095, 97887, 99160, 108114, 116880, 118992, 130516, 144152, 148740, 163145, 180190, 195774, 198320, 216228, 261032, 270285, 288304, 297480, 326290, 360380, 391548, 432456, 489435, 522064, 540570, 594960, 652580, 720760, 783096, 864912, 978870, 1081140, 1207273, 1305160, 1441520, 1566192, 1957740, 2162280, 2414546, 2610320, 3621819, 3915480, 4324560, 4829092, 6036365, 7243638, 7830960, 9658184, 12072730, 14487276, 18109095, 19316368, 24145460, 28974552, 36218190, 48290920, 57949104, 72436380, 96581840, 144872760, 289745520]

約数ペア:

[(1, 289745520), (2, 144872760), (3, 96581840), (4, 72436380), (5, 57949104), (6, 48290920), (8, 36218190), (10, 28974552), (12, 24145460), (15, 19316368), (16, 18109095), (20, 14487276), (24, 12072730), (30, 9658184), (37, 7830960), (40, 7243638), (48, 6036365), (60, 4829092), (67, 4324560), (74, 3915480), (80, 3621819), (111, 2610320), (120, 2414546), (134, 2162280), (148, 1957740), (185, 1566192), (201, 1441520), (222, 1305160), (240, 1207273), (268, 1081140), (296, 978870), (335, 864912), (370, 783096), (402, 720760), (444, 652580), (487, 594960), (536, 540570), (555, 522064), (592, 489435), (670, 432456), (740, 391548), (804, 360380), (888, 326290), (974, 297480), (1005, 288304), (1072, 270285), (1110, 261032), (1340, 216228), (1461, 198320), (1480, 195774), (1608, 180190), (1776, 163145), (1948, 148740), (2010, 144152), (2220, 130516), (2435, 118992), (2479, 116880), (2680, 108114), (2922, 99160), (2960, 97887), (3216, 90095), (3896, 74370), (4020, 72076), (4440, 65258), (4870, 59496), (4958, 58440), (5360, 54057), (5844, 49580), (7305, 39664), (7437, 38960), (7792, 37185), (8040, 36038), (8880, 32629), (9740, 29748), (9916, 29220), (11688, 24790), (12395, 23376), (14610, 19832), (14874, 19480), (16080, 18019)]