222720120

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2851}}^1$

素因数の和:2906

約数の個数: 192

約数和(自身を含む): 854231040

約数和(自身を除く): 631510920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 31, 35, 36, 40, 42, 45, 56, 60, 62, 63, 70, 72, 84, 90, 93, 105, 120, 124, 126, 140, 155, 168, 180, 186, 210, 217, 248, 252, 279, 280, 310, 315, 360, 372, 420, 434, 465, 504, 558, 620, 630, 651, 744, 840, 868, 930, 1085, 1116, 1240, 1260, 1302, 1395, 1736, 1860, 1953, 2170, 2232, 2520, 2604, 2790, 2851, 3255, 3720, 3906, 4340, 5208, 5580, 5702, 6510, 7812, 8553, 8680, 9765, 11160, 11404, 13020, 14255, 15624, 17106, 19530, 19957, 22808, 25659, 26040, 28510, 34212, 39060, 39914, 42765, 51318, 57020, 59871, 68424, 78120, 79828, 85530, 88381, 99785, 102636, 114040, 119742, 128295, 159656, 171060, 176762, 179613, 199570, 205272, 239484, 256590, 265143, 299355, 342120, 353524, 359226, 399140, 441905, 478968, 513180, 530286, 598710, 618667, 707048, 718452, 795429, 798280, 883810, 898065, 1026360, 1060572, 1197420, 1237334, 1325715, 1436904, 1590858, 1767620, 1796130, 1856001, 2121144, 2394840, 2474668, 2651430, 3093335, 3181716, 3535240, 3592260, 3712002, 3977145, 4949336, 5302860, 5568003, 6186670, 6363432, 7184520, 7424004, 7954290, 9280005, 10605720, 11136006, 12373340, 14848008, 15908580, 18560010, 22272012, 24746680, 27840015, 31817160, 37120020, 44544024, 55680030, 74240040, 111360060, 222720120]

約数ペア:

[(1, 222720120), (2, 111360060), (3, 74240040), (4, 55680030), (5, 44544024), (6, 37120020), (7, 31817160), (8, 27840015), (9, 24746680), (10, 22272012), (12, 18560010), (14, 15908580), (15, 14848008), (18, 12373340), (20, 11136006), (21, 10605720), (24, 9280005), (28, 7954290), (30, 7424004), (31, 7184520), (35, 6363432), (36, 6186670), (40, 5568003), (42, 5302860), (45, 4949336), (56, 3977145), (60, 3712002), (62, 3592260), (63, 3535240), (70, 3181716), (72, 3093335), (84, 2651430), (90, 2474668), (93, 2394840), (105, 2121144), (120, 1856001), (124, 1796130), (126, 1767620), (140, 1590858), (155, 1436904), (168, 1325715), (180, 1237334), (186, 1197420), (210, 1060572), (217, 1026360), (248, 898065), (252, 883810), (279, 798280), (280, 795429), (310, 718452), (315, 707048), (360, 618667), (372, 598710), (420, 530286), (434, 513180), (465, 478968), (504, 441905), (558, 399140), (620, 359226), (630, 353524), (651, 342120), (744, 299355), (840, 265143), (868, 256590), (930, 239484), (1085, 205272), (1116, 199570), (1240, 179613), (1260, 176762), (1302, 171060), (1395, 159656), (1736, 128295), (1860, 119742), (1953, 114040), (2170, 102636), (2232, 99785), (2520, 88381), (2604, 85530), (2790, 79828), (2851, 78120), (3255, 68424), (3720, 59871), (3906, 57020), (4340, 51318), (5208, 42765), (5580, 39914), (5702, 39060), (6510, 34212), (7812, 28510), (8553, 26040), (8680, 25659), (9765, 22808), (11160, 19957), (11404, 19530), (13020, 17106), (14255, 15624)]