681976512

素因数分解:

$2^6\times 3^2\times 7^2\times {\mathrm{73}}^1\times {\mathrm{331}}^1$

素因数の和:436

約数の個数: 252

約数和(自身を含む): 2312020776

約数和(自身を除く): 1630044264

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 49, 56, 63, 64, 72, 73, 84, 96, 98, 112, 126, 144, 146, 147, 168, 192, 196, 219, 224, 252, 288, 292, 294, 331, 336, 392, 438, 441, 448, 504, 511, 576, 584, 588, 657, 662, 672, 784, 876, 882, 993, 1008, 1022, 1168, 1176, 1314, 1324, 1344, 1533, 1568, 1752, 1764, 1986, 2016, 2044, 2317, 2336, 2352, 2628, 2648, 2979, 3066, 3136, 3504, 3528, 3577, 3972, 4032, 4088, 4599, 4634, 4672, 4704, 5256, 5296, 5958, 6132, 6951, 7008, 7056, 7154, 7944, 8176, 9198, 9268, 9408, 10512, 10592, 10731, 11916, 12264, 13902, 14016, 14112, 14308, 15888, 16219, 16352, 18396, 18536, 20853, 21024, 21184, 21462, 23832, 24163, 24528, 27804, 28224, 28616, 31776, 32193, 32438, 32704, 36792, 37072, 41706, 42048, 42924, 47664, 48326, 48657, 49056, 55608, 57232, 63552, 64386, 64876, 72489, 73584, 74144, 83412, 85848, 95328, 96652, 97314, 98112, 111216, 114464, 128772, 129752, 144978, 145971, 147168, 148288, 166824, 169141, 171696, 190656, 193304, 194628, 217467, 222432, 228928, 257544, 259504, 289956, 291942, 294336, 333648, 338282, 343392, 386608, 389256, 434934, 444864, 507423, 515088, 519008, 579912, 583884, 667296, 676564, 686784, 773216, 778512, 869868, 1014846, 1030176, 1038016, 1159824, 1167768, 1183987, 1334592, 1353128, 1522269, 1546432, 1557024, 1739736, 2029692, 2060352, 2319648, 2335536, 2367974, 2706256, 3044538, 3114048, 3479472, 3551961, 4059384, 4639296, 4671072, 4735948, 5412512, 6089076, 6958944, 7103922, 8118768, 9342144, 9471896, 10655883, 10825024, 12178152, 13917888, 14207844, 16237536, 18943792, 21311766, 24356304, 28415688, 32475072, 37887584, 42623532, 48712608, 56831376, 75775168, 85247064, 97425216, 113662752, 170494128, 227325504, 340988256, 681976512]

約数ペア:

[(1, 681976512), (2, 340988256), (3, 227325504), (4, 170494128), (6, 113662752), (7, 97425216), (8, 85247064), (9, 75775168), (12, 56831376), (14, 48712608), (16, 42623532), (18, 37887584), (21, 32475072), (24, 28415688), (28, 24356304), (32, 21311766), (36, 18943792), (42, 16237536), (48, 14207844), (49, 13917888), (56, 12178152), (63, 10825024), (64, 10655883), (72, 9471896), (73, 9342144), (84, 8118768), (96, 7103922), (98, 6958944), (112, 6089076), (126, 5412512), (144, 4735948), (146, 4671072), (147, 4639296), (168, 4059384), (192, 3551961), (196, 3479472), (219, 3114048), (224, 3044538), (252, 2706256), (288, 2367974), (292, 2335536), (294, 2319648), (331, 2060352), (336, 2029692), (392, 1739736), (438, 1557024), (441, 1546432), (448, 1522269), (504, 1353128), (511, 1334592), (576, 1183987), (584, 1167768), (588, 1159824), (657, 1038016), (662, 1030176), (672, 1014846), (784, 869868), (876, 778512), (882, 773216), (993, 686784), (1008, 676564), (1022, 667296), (1168, 583884), (1176, 579912), (1314, 519008), (1324, 515088), (1344, 507423), (1533, 444864), (1568, 434934), (1752, 389256), (1764, 386608), (1986, 343392), (2016, 338282), (2044, 333648), (2317, 294336), (2336, 291942), (2352, 289956), (2628, 259504), (2648, 257544), (2979, 228928), (3066, 222432), (3136, 217467), (3504, 194628), (3528, 193304), (3577, 190656), (3972, 171696), (4032, 169141), (4088, 166824), (4599, 148288), (4634, 147168), (4672, 145971), (4704, 144978), (5256, 129752), (5296, 128772), (5958, 114464), (6132, 111216), (6951, 98112), (7008, 97314), (7056, 96652), (7154, 95328), (7944, 85848), (8176, 83412), (9198, 74144), (9268, 73584), (9408, 72489), (10512, 64876), (10592, 64386), (10731, 63552), (11916, 57232), (12264, 55608), (13902, 49056), (14016, 48657), (14112, 48326), (14308, 47664), (15888, 42924), (16219, 42048), (16352, 41706), (18396, 37072), (18536, 36792), (20853, 32704), (21024, 32438), (21184, 32193), (21462, 31776), (23832, 28616), (24163, 28224), (24528, 27804)]