61636680

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1$

素因数の和:321

約数の個数: 256

約数和(自身を含む): 243302400

約数和(自身を除く): 181665720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 31, 35, 36, 40, 42, 45, 54, 56, 60, 62, 63, 70, 72, 84, 90, 93, 105, 108, 120, 124, 126, 135, 140, 155, 168, 180, 186, 189, 210, 216, 217, 248, 252, 263, 270, 279, 280, 310, 315, 360, 372, 378, 420, 434, 465, 504, 526, 540, 558, 620, 630, 651, 744, 756, 789, 837, 840, 868, 930, 945, 1052, 1080, 1085, 1116, 1240, 1260, 1302, 1315, 1395, 1512, 1578, 1674, 1736, 1841, 1860, 1890, 1953, 2104, 2170, 2232, 2367, 2520, 2604, 2630, 2790, 3156, 3255, 3348, 3682, 3720, 3780, 3906, 3945, 4185, 4340, 4734, 5208, 5260, 5523, 5580, 5859, 6312, 6510, 6696, 7101, 7364, 7560, 7812, 7890, 8153, 8370, 8680, 9205, 9468, 9765, 10520, 11046, 11160, 11718, 11835, 13020, 14202, 14728, 15624, 15780, 16306, 16569, 16740, 18410, 18936, 19530, 22092, 23436, 23670, 24459, 26040, 27615, 28404, 29295, 31560, 32612, 33138, 33480, 35505, 36820, 39060, 40765, 44184, 46872, 47340, 48918, 49707, 55230, 56808, 57071, 58590, 65224, 66276, 71010, 73377, 73640, 78120, 81530, 82845, 94680, 97836, 99414, 110460, 114142, 117180, 122295, 132552, 142020, 146754, 163060, 165690, 171213, 195672, 198828, 220131, 220920, 228284, 234360, 244590, 248535, 284040, 285355, 293508, 326120, 331380, 342426, 366885, 397656, 440262, 456568, 489180, 497070, 513639, 570710, 587016, 662760, 684852, 733770, 856065, 880524, 978360, 994140, 1027278, 1100655, 1141420, 1369704, 1467540, 1540917, 1712130, 1761048, 1988280, 2054556, 2201310, 2282840, 2568195, 2935080, 3081834, 3424260, 4109112, 4402620, 5136390, 6163668, 6848520, 7704585, 8805240, 10272780, 12327336, 15409170, 20545560, 30818340, 61636680]

約数ペア:

[(1, 61636680), (2, 30818340), (3, 20545560), (4, 15409170), (5, 12327336), (6, 10272780), (7, 8805240), (8, 7704585), (9, 6848520), (10, 6163668), (12, 5136390), (14, 4402620), (15, 4109112), (18, 3424260), (20, 3081834), (21, 2935080), (24, 2568195), (27, 2282840), (28, 2201310), (30, 2054556), (31, 1988280), (35, 1761048), (36, 1712130), (40, 1540917), (42, 1467540), (45, 1369704), (54, 1141420), (56, 1100655), (60, 1027278), (62, 994140), (63, 978360), (70, 880524), (72, 856065), (84, 733770), (90, 684852), (93, 662760), (105, 587016), (108, 570710), (120, 513639), (124, 497070), (126, 489180), (135, 456568), (140, 440262), (155, 397656), (168, 366885), (180, 342426), (186, 331380), (189, 326120), (210, 293508), (216, 285355), (217, 284040), (248, 248535), (252, 244590), (263, 234360), (270, 228284), (279, 220920), (280, 220131), (310, 198828), (315, 195672), (360, 171213), (372, 165690), (378, 163060), (420, 146754), (434, 142020), (465, 132552), (504, 122295), (526, 117180), (540, 114142), (558, 110460), (620, 99414), (630, 97836), (651, 94680), (744, 82845), (756, 81530), (789, 78120), (837, 73640), (840, 73377), (868, 71010), (930, 66276), (945, 65224), (1052, 58590), (1080, 57071), (1085, 56808), (1116, 55230), (1240, 49707), (1260, 48918), (1302, 47340), (1315, 46872), (1395, 44184), (1512, 40765), (1578, 39060), (1674, 36820), (1736, 35505), (1841, 33480), (1860, 33138), (1890, 32612), (1953, 31560), (2104, 29295), (2170, 28404), (2232, 27615), (2367, 26040), (2520, 24459), (2604, 23670), (2630, 23436), (2790, 22092), (3156, 19530), (3255, 18936), (3348, 18410), (3682, 16740), (3720, 16569), (3780, 16306), (3906, 15780), (3945, 15624), (4185, 14728), (4340, 14202), (4734, 13020), (5208, 11835), (5260, 11718), (5523, 11160), (5580, 11046), (5859, 10520), (6312, 9765), (6510, 9468), (6696, 9205), (7101, 8680), (7364, 8370), (7560, 8153), (7812, 7890)]