220263680

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:133

約数の個数: 288

約数和(自身を含む): 681289728

約数和(自身を除く): 461026048

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 31, 32, 35, 40, 52, 56, 61, 62, 64, 65, 70, 80, 91, 104, 112, 122, 124, 128, 130, 140, 155, 160, 182, 208, 217, 224, 244, 248, 256, 260, 280, 305, 310, 320, 364, 403, 416, 427, 434, 448, 455, 488, 496, 520, 560, 610, 620, 640, 728, 793, 806, 832, 854, 868, 896, 910, 976, 992, 1040, 1085, 1120, 1220, 1240, 1280, 1456, 1586, 1612, 1664, 1708, 1736, 1792, 1820, 1891, 1952, 1984, 2015, 2080, 2135, 2170, 2240, 2440, 2480, 2821, 2912, 3172, 3224, 3328, 3416, 3472, 3640, 3782, 3904, 3965, 3968, 4030, 4160, 4270, 4340, 4480, 4880, 4960, 5551, 5642, 5824, 6344, 6448, 6832, 6944, 7280, 7564, 7808, 7930, 7936, 8060, 8320, 8540, 8680, 8960, 9455, 9760, 9920, 11102, 11284, 11648, 12688, 12896, 13237, 13664, 13888, 14105, 14560, 15128, 15616, 15860, 16120, 16640, 17080, 17360, 18910, 19520, 19840, 22204, 22568, 23296, 24583, 25376, 25792, 26474, 27328, 27755, 27776, 28210, 29120, 30256, 31720, 32240, 34160, 34720, 37820, 39040, 39680, 44408, 45136, 49166, 50752, 51584, 52948, 54656, 55510, 55552, 56420, 58240, 60512, 63440, 64480, 66185, 68320, 69440, 75640, 78080, 88816, 90272, 98332, 101504, 103168, 105896, 109312, 111020, 112840, 116480, 121024, 122915, 126880, 128960, 132370, 136640, 138880, 151280, 172081, 177632, 180544, 196664, 203008, 211792, 222040, 225680, 242048, 245830, 253760, 257920, 264740, 273280, 277760, 302560, 344162, 355264, 361088, 393328, 423584, 444080, 451360, 484096, 491660, 507520, 515840, 529480, 546560, 605120, 688324, 710528, 722176, 786656, 847168, 860405, 888160, 902720, 983320, 1015040, 1058960, 1210240, 1376648, 1421056, 1573312, 1694336, 1720810, 1776320, 1805440, 1966640, 2117920, 2420480, 2753296, 3146624, 3388672, 3441620, 3552640, 3610880, 3933280, 4235840, 5506592, 6293248, 6883240, 7105280, 7866560, 8471680, 11013184, 13766480, 15733120, 16943360, 22026368, 27532960, 31466240, 44052736, 55065920, 110131840, 220263680]

約数ペア:

[(1, 220263680), (2, 110131840), (4, 55065920), (5, 44052736), (7, 31466240), (8, 27532960), (10, 22026368), (13, 16943360), (14, 15733120), (16, 13766480), (20, 11013184), (26, 8471680), (28, 7866560), (31, 7105280), (32, 6883240), (35, 6293248), (40, 5506592), (52, 4235840), (56, 3933280), (61, 3610880), (62, 3552640), (64, 3441620), (65, 3388672), (70, 3146624), (80, 2753296), (91, 2420480), (104, 2117920), (112, 1966640), (122, 1805440), (124, 1776320), (128, 1720810), (130, 1694336), (140, 1573312), (155, 1421056), (160, 1376648), (182, 1210240), (208, 1058960), (217, 1015040), (224, 983320), (244, 902720), (248, 888160), (256, 860405), (260, 847168), (280, 786656), (305, 722176), (310, 710528), (320, 688324), (364, 605120), (403, 546560), (416, 529480), (427, 515840), (434, 507520), (448, 491660), (455, 484096), (488, 451360), (496, 444080), (520, 423584), (560, 393328), (610, 361088), (620, 355264), (640, 344162), (728, 302560), (793, 277760), (806, 273280), (832, 264740), (854, 257920), (868, 253760), (896, 245830), (910, 242048), (976, 225680), (992, 222040), (1040, 211792), (1085, 203008), (1120, 196664), (1220, 180544), (1240, 177632), (1280, 172081), (1456, 151280), (1586, 138880), (1612, 136640), (1664, 132370), (1708, 128960), (1736, 126880), (1792, 122915), (1820, 121024), (1891, 116480), (1952, 112840), (1984, 111020), (2015, 109312), (2080, 105896), (2135, 103168), (2170, 101504), (2240, 98332), (2440, 90272), (2480, 88816), (2821, 78080), (2912, 75640), (3172, 69440), (3224, 68320), (3328, 66185), (3416, 64480), (3472, 63440), (3640, 60512), (3782, 58240), (3904, 56420), (3965, 55552), (3968, 55510), (4030, 54656), (4160, 52948), (4270, 51584), (4340, 50752), (4480, 49166), (4880, 45136), (4960, 44408), (5551, 39680), (5642, 39040), (5824, 37820), (6344, 34720), (6448, 34160), (6832, 32240), (6944, 31720), (7280, 30256), (7564, 29120), (7808, 28210), (7930, 27776), (7936, 27755), (8060, 27328), (8320, 26474), (8540, 25792), (8680, 25376), (8960, 24583), (9455, 23296), (9760, 22568), (9920, 22204), (11102, 19840), (11284, 19520), (11648, 18910), (12688, 17360), (12896, 17080), (13237, 16640), (13664, 16120), (13888, 15860), (14105, 15616), (14560, 15128)]