220242960

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{491}}^1$

素因数の和:606

約数の個数: 240

約数和(自身を含む): 856552320

約数和(自身を除く): 636309360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 89, 90, 105, 112, 120, 126, 140, 144, 168, 178, 180, 210, 240, 252, 267, 280, 315, 336, 356, 360, 420, 445, 491, 504, 534, 560, 623, 630, 712, 720, 801, 840, 890, 982, 1008, 1068, 1246, 1260, 1335, 1424, 1473, 1602, 1680, 1780, 1869, 1964, 2136, 2455, 2492, 2520, 2670, 2946, 3115, 3204, 3437, 3560, 3738, 3928, 4005, 4272, 4419, 4910, 4984, 5040, 5340, 5607, 5892, 6230, 6408, 6874, 7120, 7365, 7476, 7856, 8010, 8838, 9345, 9820, 9968, 10311, 10680, 11214, 11784, 12460, 12816, 13748, 14730, 14952, 16020, 17185, 17676, 18690, 19640, 20622, 21360, 22095, 22428, 23568, 24920, 27496, 28035, 29460, 29904, 30933, 32040, 34370, 35352, 37380, 39280, 41244, 43699, 44190, 44856, 49840, 51555, 54992, 56070, 58920, 61866, 64080, 68740, 70704, 74760, 82488, 87398, 88380, 89712, 103110, 112140, 117840, 123732, 131097, 137480, 149520, 154665, 164976, 174796, 176760, 206220, 218495, 224280, 247464, 262194, 274960, 305893, 309330, 349592, 353520, 393291, 412440, 436990, 448560, 494928, 524388, 611786, 618660, 655485, 699184, 786582, 824880, 873980, 917679, 1048776, 1223572, 1237320, 1310970, 1529465, 1573164, 1747960, 1835358, 1966455, 2097552, 2447144, 2474640, 2621940, 2753037, 3058930, 3146328, 3495920, 3670716, 3932910, 4588395, 4894288, 5243880, 5506074, 6117860, 6292656, 7341432, 7865820, 9176790, 10487760, 11012148, 12235720, 13765185, 14682864, 15731640, 18353580, 22024296, 24471440, 27530370, 31463280, 36707160, 44048592, 55060740, 73414320, 110121480, 220242960]

約数ペア:

[(1, 220242960), (2, 110121480), (3, 73414320), (4, 55060740), (5, 44048592), (6, 36707160), (7, 31463280), (8, 27530370), (9, 24471440), (10, 22024296), (12, 18353580), (14, 15731640), (15, 14682864), (16, 13765185), (18, 12235720), (20, 11012148), (21, 10487760), (24, 9176790), (28, 7865820), (30, 7341432), (35, 6292656), (36, 6117860), (40, 5506074), (42, 5243880), (45, 4894288), (48, 4588395), (56, 3932910), (60, 3670716), (63, 3495920), (70, 3146328), (72, 3058930), (80, 2753037), (84, 2621940), (89, 2474640), (90, 2447144), (105, 2097552), (112, 1966455), (120, 1835358), (126, 1747960), (140, 1573164), (144, 1529465), (168, 1310970), (178, 1237320), (180, 1223572), (210, 1048776), (240, 917679), (252, 873980), (267, 824880), (280, 786582), (315, 699184), (336, 655485), (356, 618660), (360, 611786), (420, 524388), (445, 494928), (491, 448560), (504, 436990), (534, 412440), (560, 393291), (623, 353520), (630, 349592), (712, 309330), (720, 305893), (801, 274960), (840, 262194), (890, 247464), (982, 224280), (1008, 218495), (1068, 206220), (1246, 176760), (1260, 174796), (1335, 164976), (1424, 154665), (1473, 149520), (1602, 137480), (1680, 131097), (1780, 123732), (1869, 117840), (1964, 112140), (2136, 103110), (2455, 89712), (2492, 88380), (2520, 87398), (2670, 82488), (2946, 74760), (3115, 70704), (3204, 68740), (3437, 64080), (3560, 61866), (3738, 58920), (3928, 56070), (4005, 54992), (4272, 51555), (4419, 49840), (4910, 44856), (4984, 44190), (5040, 43699), (5340, 41244), (5607, 39280), (5892, 37380), (6230, 35352), (6408, 34370), (6874, 32040), (7120, 30933), (7365, 29904), (7476, 29460), (7856, 28035), (8010, 27496), (8838, 24920), (9345, 23568), (9820, 22428), (9968, 22095), (10311, 21360), (10680, 20622), (11214, 19640), (11784, 18690), (12460, 17676), (12816, 17185), (13748, 16020), (14730, 14952)]