215508720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{3467}}^1$

素因数の和:3527

約数の個数: 160

約数和(自身を含む): 784378368

約数和(自身を除く): 568869648

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 37, 40, 42, 48, 56, 60, 70, 74, 80, 84, 105, 111, 112, 120, 140, 148, 168, 185, 210, 222, 240, 259, 280, 296, 336, 370, 420, 444, 518, 555, 560, 592, 740, 777, 840, 888, 1036, 1110, 1295, 1480, 1554, 1680, 1776, 2072, 2220, 2590, 2960, 3108, 3467, 3885, 4144, 4440, 5180, 6216, 6934, 7770, 8880, 10360, 10401, 12432, 13868, 15540, 17335, 20720, 20802, 24269, 27736, 31080, 34670, 41604, 48538, 52005, 55472, 62160, 69340, 72807, 83208, 97076, 104010, 121345, 128279, 138680, 145614, 166416, 194152, 208020, 242690, 256558, 277360, 291228, 364035, 384837, 388304, 416040, 485380, 513116, 582456, 641395, 728070, 769674, 832080, 897953, 970760, 1026232, 1164912, 1282790, 1456140, 1539348, 1795906, 1924185, 1941520, 2052464, 2565580, 2693859, 2912280, 3078696, 3591812, 3848370, 4489765, 5131160, 5387718, 5824560, 6157392, 7183624, 7696740, 8979530, 10262320, 10775436, 13469295, 14367248, 15393480, 17959060, 21550872, 26938590, 30786960, 35918120, 43101744, 53877180, 71836240, 107754360, 215508720]

約数ペア:

[(1, 215508720), (2, 107754360), (3, 71836240), (4, 53877180), (5, 43101744), (6, 35918120), (7, 30786960), (8, 26938590), (10, 21550872), (12, 17959060), (14, 15393480), (15, 14367248), (16, 13469295), (20, 10775436), (21, 10262320), (24, 8979530), (28, 7696740), (30, 7183624), (35, 6157392), (37, 5824560), (40, 5387718), (42, 5131160), (48, 4489765), (56, 3848370), (60, 3591812), (70, 3078696), (74, 2912280), (80, 2693859), (84, 2565580), (105, 2052464), (111, 1941520), (112, 1924185), (120, 1795906), (140, 1539348), (148, 1456140), (168, 1282790), (185, 1164912), (210, 1026232), (222, 970760), (240, 897953), (259, 832080), (280, 769674), (296, 728070), (336, 641395), (370, 582456), (420, 513116), (444, 485380), (518, 416040), (555, 388304), (560, 384837), (592, 364035), (740, 291228), (777, 277360), (840, 256558), (888, 242690), (1036, 208020), (1110, 194152), (1295, 166416), (1480, 145614), (1554, 138680), (1680, 128279), (1776, 121345), (2072, 104010), (2220, 97076), (2590, 83208), (2960, 72807), (3108, 69340), (3467, 62160), (3885, 55472), (4144, 52005), (4440, 48538), (5180, 41604), (6216, 34670), (6934, 31080), (7770, 27736), (8880, 24269), (10360, 20802), (10401, 20720), (12432, 17335), (13868, 15540)]