1661997960

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{1151}}^1$

素因数の和:1369

約数の個数: 256

約数和(自身を含む): 6370099200

約数和(自身を除く): 4708101240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 191, 210, 216, 252, 270, 280, 315, 360, 378, 382, 420, 504, 540, 573, 630, 756, 764, 840, 945, 955, 1080, 1146, 1151, 1260, 1337, 1512, 1528, 1719, 1890, 1910, 2292, 2302, 2520, 2674, 2865, 3438, 3453, 3780, 3820, 4011, 4584, 4604, 5157, 5348, 5730, 5755, 6685, 6876, 6906, 7560, 7640, 8022, 8057, 8595, 9208, 10314, 10359, 10696, 11460, 11510, 12033, 13370, 13752, 13812, 16044, 16114, 17190, 17265, 20055, 20628, 20718, 22920, 23020, 24066, 24171, 25785, 26740, 27624, 31077, 32088, 32228, 34380, 34530, 36099, 40110, 40285, 41256, 41436, 46040, 48132, 48342, 51570, 51795, 53480, 60165, 62154, 64456, 68760, 69060, 72198, 72513, 80220, 80570, 82872, 96264, 96684, 103140, 103590, 120330, 120855, 124308, 138120, 144396, 145026, 155385, 160440, 161140, 180495, 193368, 206280, 207180, 217539, 219841, 240660, 241710, 248616, 288792, 290052, 310770, 322280, 360990, 362565, 414360, 435078, 439682, 481320, 483420, 580104, 621540, 659523, 721980, 725130, 870156, 879364, 966840, 1087695, 1099205, 1243080, 1319046, 1443960, 1450260, 1538887, 1740312, 1758728, 1978569, 2175390, 2198410, 2638092, 2900520, 3077774, 3297615, 3957138, 4350780, 4396820, 4616661, 5276184, 5935707, 6155548, 6595230, 7694435, 7914276, 8701560, 8793640, 9233322, 9892845, 11871414, 12311096, 13190460, 13849983, 15388870, 15828552, 18466644, 19785690, 23083305, 23742828, 26380920, 27699966, 29678535, 30777740, 36933288, 39571380, 41549949, 46166610, 47485656, 55399932, 59357070, 61555480, 69249915, 79142760, 83099898, 92333220, 110799864, 118714140, 138499830, 166199796, 184666440, 207749745, 237428280, 276999660, 332399592, 415499490, 553999320, 830998980, 1661997960]

約数ペア:

[(1, 1661997960), (2, 830998980), (3, 553999320), (4, 415499490), (5, 332399592), (6, 276999660), (7, 237428280), (8, 207749745), (9, 184666440), (10, 166199796), (12, 138499830), (14, 118714140), (15, 110799864), (18, 92333220), (20, 83099898), (21, 79142760), (24, 69249915), (27, 61555480), (28, 59357070), (30, 55399932), (35, 47485656), (36, 46166610), (40, 41549949), (42, 39571380), (45, 36933288), (54, 30777740), (56, 29678535), (60, 27699966), (63, 26380920), (70, 23742828), (72, 23083305), (84, 19785690), (90, 18466644), (105, 15828552), (108, 15388870), (120, 13849983), (126, 13190460), (135, 12311096), (140, 11871414), (168, 9892845), (180, 9233322), (189, 8793640), (191, 8701560), (210, 7914276), (216, 7694435), (252, 6595230), (270, 6155548), (280, 5935707), (315, 5276184), (360, 4616661), (378, 4396820), (382, 4350780), (420, 3957138), (504, 3297615), (540, 3077774), (573, 2900520), (630, 2638092), (756, 2198410), (764, 2175390), (840, 1978569), (945, 1758728), (955, 1740312), (1080, 1538887), (1146, 1450260), (1151, 1443960), (1260, 1319046), (1337, 1243080), (1512, 1099205), (1528, 1087695), (1719, 966840), (1890, 879364), (1910, 870156), (2292, 725130), (2302, 721980), (2520, 659523), (2674, 621540), (2865, 580104), (3438, 483420), (3453, 481320), (3780, 439682), (3820, 435078), (4011, 414360), (4584, 362565), (4604, 360990), (5157, 322280), (5348, 310770), (5730, 290052), (5755, 288792), (6685, 248616), (6876, 241710), (6906, 240660), (7560, 219841), (7640, 217539), (8022, 207180), (8057, 206280), (8595, 193368), (9208, 180495), (10314, 161140), (10359, 160440), (10696, 155385), (11460, 145026), (11510, 144396), (12033, 138120), (13370, 124308), (13752, 120855), (13812, 120330), (16044, 103590), (16114, 103140), (17190, 96684), (17265, 96264), (20055, 82872), (20628, 80570), (20718, 80220), (22920, 72513), (23020, 72198), (24066, 69060), (24171, 68760), (25785, 64456), (26740, 62154), (27624, 60165), (31077, 53480), (32088, 51795), (32228, 51570), (34380, 48342), (34530, 48132), (36099, 46040), (40110, 41436), (40285, 41256)]