1890830760

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{347}}^1\times {\mathrm{499}}^1$

素因数の和:880

約数の個数: 256

約数和(自身を含む): 7015680000

約数和(自身を除く): 5124849240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 156, 168, 182, 195, 210, 260, 273, 280, 312, 347, 364, 390, 420, 455, 499, 520, 546, 694, 728, 780, 840, 910, 998, 1041, 1092, 1365, 1388, 1497, 1560, 1735, 1820, 1996, 2082, 2184, 2429, 2495, 2730, 2776, 2994, 3470, 3493, 3640, 3992, 4164, 4511, 4858, 4990, 5205, 5460, 5988, 6487, 6940, 6986, 7287, 7485, 8328, 9022, 9716, 9980, 10410, 10479, 10920, 11976, 12145, 12974, 13533, 13880, 13972, 14574, 14970, 17465, 18044, 19432, 19461, 19960, 20820, 20958, 22555, 24290, 25948, 27066, 27944, 29148, 29940, 31577, 32435, 34930, 36088, 36435, 38922, 41640, 41916, 45110, 45409, 48580, 51896, 52395, 54132, 58296, 59880, 63154, 64870, 67665, 69860, 72870, 77844, 83832, 90220, 90818, 94731, 97160, 97305, 104790, 108264, 126308, 129740, 135330, 136227, 139720, 145740, 155688, 157885, 173153, 180440, 181636, 189462, 194610, 209580, 227045, 252616, 259480, 270660, 272454, 291480, 315770, 346306, 363272, 378924, 389220, 419160, 454090, 473655, 519459, 541320, 544908, 631540, 681135, 692612, 757848, 778440, 865765, 908180, 947310, 1038918, 1089816, 1212071, 1263080, 1362270, 1385224, 1731530, 1816360, 1894620, 2077836, 2250989, 2424142, 2597295, 2724540, 3463060, 3636213, 3789240, 4155672, 4501978, 4848284, 5194590, 5449080, 6060355, 6752967, 6926120, 7272426, 9003956, 9696568, 10389180, 11254945, 12120710, 13505934, 14544852, 15756923, 18007912, 18181065, 20778360, 22509890, 24241420, 27011868, 29089704, 31513846, 33764835, 36362130, 45019780, 47270769, 48482840, 54023736, 63027692, 67529670, 72724260, 78784615, 90039560, 94541538, 126055384, 135059340, 145448520, 157569230, 189083076, 236353845, 270118680, 315138460, 378166152, 472707690, 630276920, 945415380, 1890830760]

約数ペア:

[(1, 1890830760), (2, 945415380), (3, 630276920), (4, 472707690), (5, 378166152), (6, 315138460), (7, 270118680), (8, 236353845), (10, 189083076), (12, 157569230), (13, 145448520), (14, 135059340), (15, 126055384), (20, 94541538), (21, 90039560), (24, 78784615), (26, 72724260), (28, 67529670), (30, 63027692), (35, 54023736), (39, 48482840), (40, 47270769), (42, 45019780), (52, 36362130), (56, 33764835), (60, 31513846), (65, 29089704), (70, 27011868), (78, 24241420), (84, 22509890), (91, 20778360), (104, 18181065), (105, 18007912), (120, 15756923), (130, 14544852), (140, 13505934), (156, 12120710), (168, 11254945), (182, 10389180), (195, 9696568), (210, 9003956), (260, 7272426), (273, 6926120), (280, 6752967), (312, 6060355), (347, 5449080), (364, 5194590), (390, 4848284), (420, 4501978), (455, 4155672), (499, 3789240), (520, 3636213), (546, 3463060), (694, 2724540), (728, 2597295), (780, 2424142), (840, 2250989), (910, 2077836), (998, 1894620), (1041, 1816360), (1092, 1731530), (1365, 1385224), (1388, 1362270), (1497, 1263080), (1560, 1212071), (1735, 1089816), (1820, 1038918), (1996, 947310), (2082, 908180), (2184, 865765), (2429, 778440), (2495, 757848), (2730, 692612), (2776, 681135), (2994, 631540), (3470, 544908), (3493, 541320), (3640, 519459), (3992, 473655), (4164, 454090), (4511, 419160), (4858, 389220), (4990, 378924), (5205, 363272), (5460, 346306), (5988, 315770), (6487, 291480), (6940, 272454), (6986, 270660), (7287, 259480), (7485, 252616), (8328, 227045), (9022, 209580), (9716, 194610), (9980, 189462), (10410, 181636), (10479, 180440), (10920, 173153), (11976, 157885), (12145, 155688), (12974, 145740), (13533, 139720), (13880, 136227), (13972, 135330), (14574, 129740), (14970, 126308), (17465, 108264), (18044, 104790), (19432, 97305), (19461, 97160), (19960, 94731), (20820, 90818), (20958, 90220), (22555, 83832), (24290, 77844), (25948, 72870), (27066, 69860), (27944, 67665), (29148, 64870), (29940, 63154), (31577, 59880), (32435, 58296), (34930, 54132), (36088, 52395), (36435, 51896), (38922, 48580), (41640, 45409), (41916, 45110)]