71204280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:166

約数の個数: 256

約数和(自身を含む): 262656000

約数和(自身を除く): 191451720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 29, 30, 35, 37, 40, 42, 56, 58, 60, 70, 74, 79, 84, 87, 105, 111, 116, 120, 140, 145, 148, 158, 168, 174, 185, 203, 210, 222, 232, 237, 259, 280, 290, 296, 316, 348, 370, 395, 406, 420, 435, 444, 474, 518, 553, 555, 580, 609, 632, 696, 740, 777, 790, 812, 840, 870, 888, 948, 1015, 1036, 1073, 1106, 1110, 1160, 1185, 1218, 1295, 1480, 1554, 1580, 1624, 1659, 1740, 1896, 2030, 2072, 2146, 2212, 2220, 2291, 2370, 2436, 2590, 2765, 2923, 3045, 3108, 3160, 3219, 3318, 3480, 3885, 4060, 4292, 4424, 4440, 4582, 4740, 4872, 5180, 5365, 5530, 5846, 6090, 6216, 6438, 6636, 6873, 7511, 7770, 8120, 8295, 8584, 8769, 9164, 9480, 10360, 10730, 11060, 11455, 11692, 12180, 12876, 13272, 13746, 14615, 15022, 15540, 16037, 16095, 16590, 17538, 18328, 20461, 21460, 22120, 22533, 22910, 23384, 24360, 25752, 27492, 29230, 30044, 31080, 32074, 32190, 33180, 34365, 35076, 37555, 40922, 42920, 43845, 45066, 45820, 48111, 54984, 58460, 60088, 61383, 64148, 64380, 66360, 68730, 70152, 75110, 80185, 81844, 84767, 87690, 90132, 91640, 96222, 102305, 112665, 116920, 122766, 128296, 128760, 137460, 150220, 160370, 163688, 169534, 175380, 180264, 192444, 204610, 225330, 240555, 245532, 254301, 274920, 300440, 306915, 320740, 339068, 350760, 384888, 409220, 423835, 450660, 481110, 491064, 508602, 593369, 613830, 641480, 678136, 818440, 847670, 901320, 962220, 1017204, 1186738, 1227660, 1271505, 1695340, 1780107, 1924440, 2034408, 2373476, 2455320, 2543010, 2966845, 3390680, 3560214, 4746952, 5086020, 5933690, 7120428, 8900535, 10172040, 11867380, 14240856, 17801070, 23734760, 35602140, 71204280]

約数ペア:

[(1, 71204280), (2, 35602140), (3, 23734760), (4, 17801070), (5, 14240856), (6, 11867380), (7, 10172040), (8, 8900535), (10, 7120428), (12, 5933690), (14, 5086020), (15, 4746952), (20, 3560214), (21, 3390680), (24, 2966845), (28, 2543010), (29, 2455320), (30, 2373476), (35, 2034408), (37, 1924440), (40, 1780107), (42, 1695340), (56, 1271505), (58, 1227660), (60, 1186738), (70, 1017204), (74, 962220), (79, 901320), (84, 847670), (87, 818440), (105, 678136), (111, 641480), (116, 613830), (120, 593369), (140, 508602), (145, 491064), (148, 481110), (158, 450660), (168, 423835), (174, 409220), (185, 384888), (203, 350760), (210, 339068), (222, 320740), (232, 306915), (237, 300440), (259, 274920), (280, 254301), (290, 245532), (296, 240555), (316, 225330), (348, 204610), (370, 192444), (395, 180264), (406, 175380), (420, 169534), (435, 163688), (444, 160370), (474, 150220), (518, 137460), (553, 128760), (555, 128296), (580, 122766), (609, 116920), (632, 112665), (696, 102305), (740, 96222), (777, 91640), (790, 90132), (812, 87690), (840, 84767), (870, 81844), (888, 80185), (948, 75110), (1015, 70152), (1036, 68730), (1073, 66360), (1106, 64380), (1110, 64148), (1160, 61383), (1185, 60088), (1218, 58460), (1295, 54984), (1480, 48111), (1554, 45820), (1580, 45066), (1624, 43845), (1659, 42920), (1740, 40922), (1896, 37555), (2030, 35076), (2072, 34365), (2146, 33180), (2212, 32190), (2220, 32074), (2291, 31080), (2370, 30044), (2436, 29230), (2590, 27492), (2765, 25752), (2923, 24360), (3045, 23384), (3108, 22910), (3160, 22533), (3219, 22120), (3318, 21460), (3480, 20461), (3885, 18328), (4060, 17538), (4292, 16590), (4424, 16095), (4440, 16037), (4582, 15540), (4740, 15022), (4872, 14615), (5180, 13746), (5365, 13272), (5530, 12876), (5846, 12180), (6090, 11692), (6216, 11455), (6438, 11060), (6636, 10730), (6873, 10360), (7511, 9480), (7770, 9164), (8120, 8769), (8295, 8584)]