220895640

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{479}}^1$

素因数の和:567

約数の個数: 256

約数和(自身を含む): 857088000

約数和(自身を除く): 636192360

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, 61, 63, 70, 72, 84, 90, 105, 108, 120, 122, 126, 135, 140, 168, 180, 183, 189, 210, 216, 244, 252, 270, 280, 305, 315, 360, 366, 378, 420, 427, 479, 488, 504, 540, 549, 610, 630, 732, 756, 840, 854, 915, 945, 958, 1080, 1098, 1220, 1260, 1281, 1437, 1464, 1512, 1647, 1708, 1830, 1890, 1916, 2135, 2196, 2395, 2440, 2520, 2562, 2745, 2874, 3294, 3353, 3416, 3660, 3780, 3832, 3843, 4270, 4311, 4392, 4790, 5124, 5490, 5748, 6405, 6588, 6706, 7185, 7320, 7560, 7686, 8235, 8540, 8622, 9580, 10059, 10248, 10980, 11496, 11529, 12810, 12933, 13176, 13412, 14370, 15372, 16470, 16765, 17080, 17244, 19160, 19215, 20118, 21555, 21960, 23058, 25620, 25866, 26824, 28740, 29219, 30177, 30744, 32940, 33530, 34488, 38430, 40236, 43110, 46116, 50295, 51240, 51732, 57480, 57645, 58438, 60354, 64665, 65880, 67060, 76860, 80472, 86220, 87657, 90531, 92232, 100590, 103464, 115290, 116876, 120708, 129330, 134120, 146095, 150885, 153720, 172440, 175314, 181062, 201180, 204533, 230580, 233752, 241416, 258660, 262971, 292190, 301770, 350628, 362124, 402360, 409066, 438285, 452655, 461160, 517320, 525942, 584380, 603540, 613599, 701256, 724248, 788913, 818132, 876570, 905310, 1022665, 1051884, 1168760, 1207080, 1227198, 1314855, 1577826, 1636264, 1753140, 1810620, 1840797, 2045330, 2103768, 2454396, 2629710, 3067995, 3155652, 3506280, 3621240, 3681594, 3944565, 4090660, 4908792, 5259420, 5522391, 6135990, 6311304, 7363188, 7889130, 8181320, 9203985, 10518840, 11044782, 12271980, 14726376, 15778260, 18407970, 22089564, 24543960, 27611955, 31556520, 36815940, 44179128, 55223910, 73631880, 110447820, 220895640]

約数ペア:

[(1, 220895640), (2, 110447820), (3, 73631880), (4, 55223910), (5, 44179128), (6, 36815940), (7, 31556520), (8, 27611955), (9, 24543960), (10, 22089564), (12, 18407970), (14, 15778260), (15, 14726376), (18, 12271980), (20, 11044782), (21, 10518840), (24, 9203985), (27, 8181320), (28, 7889130), (30, 7363188), (35, 6311304), (36, 6135990), (40, 5522391), (42, 5259420), (45, 4908792), (54, 4090660), (56, 3944565), (60, 3681594), (61, 3621240), (63, 3506280), (70, 3155652), (72, 3067995), (84, 2629710), (90, 2454396), (105, 2103768), (108, 2045330), (120, 1840797), (122, 1810620), (126, 1753140), (135, 1636264), (140, 1577826), (168, 1314855), (180, 1227198), (183, 1207080), (189, 1168760), (210, 1051884), (216, 1022665), (244, 905310), (252, 876570), (270, 818132), (280, 788913), (305, 724248), (315, 701256), (360, 613599), (366, 603540), (378, 584380), (420, 525942), (427, 517320), (479, 461160), (488, 452655), (504, 438285), (540, 409066), (549, 402360), (610, 362124), (630, 350628), (732, 301770), (756, 292190), (840, 262971), (854, 258660), (915, 241416), (945, 233752), (958, 230580), (1080, 204533), (1098, 201180), (1220, 181062), (1260, 175314), (1281, 172440), (1437, 153720), (1464, 150885), (1512, 146095), (1647, 134120), (1708, 129330), (1830, 120708), (1890, 116876), (1916, 115290), (2135, 103464), (2196, 100590), (2395, 92232), (2440, 90531), (2520, 87657), (2562, 86220), (2745, 80472), (2874, 76860), (3294, 67060), (3353, 65880), (3416, 64665), (3660, 60354), (3780, 58438), (3832, 57645), (3843, 57480), (4270, 51732), (4311, 51240), (4392, 50295), (4790, 46116), (5124, 43110), (5490, 40236), (5748, 38430), (6405, 34488), (6588, 33530), (6706, 32940), (7185, 30744), (7320, 30177), (7560, 29219), (7686, 28740), (8235, 26824), (8540, 25866), (8622, 25620), (9580, 23058), (10059, 21960), (10248, 21555), (10980, 20118), (11496, 19215), (11529, 19160), (12810, 17244), (12933, 17080), (13176, 16765), (13412, 16470), (14370, 15372)]