71263320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{193}}^1$

素因数の和:405

約数の個数: 128

約数和(自身を含む): 228795840

約数和(自身を除く): 157532520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 181, 193, 204, 255, 340, 362, 386, 408, 510, 543, 579, 680, 724, 772, 905, 965, 1020, 1086, 1158, 1448, 1544, 1810, 1930, 2040, 2172, 2316, 2715, 2895, 3077, 3281, 3620, 3860, 4344, 4632, 5430, 5790, 6154, 6562, 7240, 7720, 9231, 9843, 10860, 11580, 12308, 13124, 15385, 16405, 18462, 19686, 21720, 23160, 24616, 26248, 30770, 32810, 34933, 36924, 39372, 46155, 49215, 61540, 65620, 69866, 73848, 78744, 92310, 98430, 104799, 123080, 131240, 139732, 174665, 184620, 196860, 209598, 279464, 349330, 369240, 393720, 419196, 523995, 593861, 698660, 838392, 1047990, 1187722, 1397320, 1781583, 2095980, 2375444, 2969305, 3563166, 4191960, 4750888, 5938610, 7126332, 8907915, 11877220, 14252664, 17815830, 23754440, 35631660, 71263320]

約数ペア:

[(1, 71263320), (2, 35631660), (3, 23754440), (4, 17815830), (5, 14252664), (6, 11877220), (8, 8907915), (10, 7126332), (12, 5938610), (15, 4750888), (17, 4191960), (20, 3563166), (24, 2969305), (30, 2375444), (34, 2095980), (40, 1781583), (51, 1397320), (60, 1187722), (68, 1047990), (85, 838392), (102, 698660), (120, 593861), (136, 523995), (170, 419196), (181, 393720), (193, 369240), (204, 349330), (255, 279464), (340, 209598), (362, 196860), (386, 184620), (408, 174665), (510, 139732), (543, 131240), (579, 123080), (680, 104799), (724, 98430), (772, 92310), (905, 78744), (965, 73848), (1020, 69866), (1086, 65620), (1158, 61540), (1448, 49215), (1544, 46155), (1810, 39372), (1930, 36924), (2040, 34933), (2172, 32810), (2316, 30770), (2715, 26248), (2895, 24616), (3077, 23160), (3281, 21720), (3620, 19686), (3860, 18462), (4344, 16405), (4632, 15385), (5430, 13124), (5790, 12308), (6154, 11580), (6562, 10860), (7240, 9843), (7720, 9231)]