278334420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2683}}^1$

素因数の和:2734

約数の個数: 192

約数和(自身を含む): 1010042880

約数和(自身を除く): 731708460

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 19, 20, 21, 26, 28, 30, 35, 38, 39, 42, 52, 57, 60, 65, 70, 76, 78, 84, 91, 95, 105, 114, 130, 133, 140, 156, 182, 190, 195, 210, 228, 247, 260, 266, 273, 285, 364, 380, 390, 399, 420, 455, 494, 532, 546, 570, 665, 741, 780, 798, 910, 988, 1092, 1140, 1235, 1330, 1365, 1482, 1596, 1729, 1820, 1995, 2470, 2660, 2683, 2730, 2964, 3458, 3705, 3990, 4940, 5187, 5366, 5460, 6916, 7410, 7980, 8049, 8645, 10374, 10732, 13415, 14820, 16098, 17290, 18781, 20748, 25935, 26830, 32196, 34580, 34879, 37562, 40245, 50977, 51870, 53660, 56343, 69758, 75124, 80490, 93905, 101954, 103740, 104637, 112686, 139516, 152931, 160980, 174395, 187810, 203908, 209274, 225372, 244153, 254885, 281715, 305862, 348790, 356839, 375620, 418548, 488306, 509770, 523185, 563430, 611724, 662701, 697580, 713678, 732459, 764655, 976612, 1019540, 1046370, 1070517, 1126860, 1220765, 1325402, 1427356, 1464918, 1529310, 1784195, 1988103, 2092740, 2141034, 2441530, 2650804, 2929836, 3058620, 3313505, 3568390, 3662295, 3976206, 4282068, 4638907, 4883060, 5352585, 6627010, 7136780, 7324590, 7952412, 9277814, 9940515, 10705170, 13254020, 13916721, 14649180, 18555628, 19881030, 21410340, 23194535, 27833442, 39762060, 46389070, 55666884, 69583605, 92778140, 139167210, 278334420]

約数ペア:

[(1, 278334420), (2, 139167210), (3, 92778140), (4, 69583605), (5, 55666884), (6, 46389070), (7, 39762060), (10, 27833442), (12, 23194535), (13, 21410340), (14, 19881030), (15, 18555628), (19, 14649180), (20, 13916721), (21, 13254020), (26, 10705170), (28, 9940515), (30, 9277814), (35, 7952412), (38, 7324590), (39, 7136780), (42, 6627010), (52, 5352585), (57, 4883060), (60, 4638907), (65, 4282068), (70, 3976206), (76, 3662295), (78, 3568390), (84, 3313505), (91, 3058620), (95, 2929836), (105, 2650804), (114, 2441530), (130, 2141034), (133, 2092740), (140, 1988103), (156, 1784195), (182, 1529310), (190, 1464918), (195, 1427356), (210, 1325402), (228, 1220765), (247, 1126860), (260, 1070517), (266, 1046370), (273, 1019540), (285, 976612), (364, 764655), (380, 732459), (390, 713678), (399, 697580), (420, 662701), (455, 611724), (494, 563430), (532, 523185), (546, 509770), (570, 488306), (665, 418548), (741, 375620), (780, 356839), (798, 348790), (910, 305862), (988, 281715), (1092, 254885), (1140, 244153), (1235, 225372), (1330, 209274), (1365, 203908), (1482, 187810), (1596, 174395), (1729, 160980), (1820, 152931), (1995, 139516), (2470, 112686), (2660, 104637), (2683, 103740), (2730, 101954), (2964, 93905), (3458, 80490), (3705, 75124), (3990, 69758), (4940, 56343), (5187, 53660), (5366, 51870), (5460, 50977), (6916, 40245), (7410, 37562), (7980, 34879), (8049, 34580), (8645, 32196), (10374, 26830), (10732, 25935), (13415, 20748), (14820, 18781), (16098, 17290)]