278629728

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{571}}^1$

素因数の和:637

約数の個数: 192

約数和(自身を含む): 871782912

約数和(自身を除く): 593153184

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 17, 23, 24, 26, 32, 34, 39, 46, 48, 51, 52, 68, 69, 78, 92, 96, 102, 104, 136, 138, 156, 184, 204, 208, 221, 272, 276, 299, 312, 368, 391, 408, 416, 442, 544, 552, 571, 598, 624, 663, 736, 782, 816, 884, 897, 1104, 1142, 1173, 1196, 1248, 1326, 1564, 1632, 1713, 1768, 1794, 2208, 2284, 2346, 2392, 2652, 3128, 3426, 3536, 3588, 4568, 4692, 4784, 5083, 5304, 6256, 6852, 7072, 7176, 7423, 9136, 9384, 9568, 9707, 10166, 10608, 12512, 13133, 13704, 14352, 14846, 15249, 18272, 18768, 19414, 20332, 21216, 22269, 26266, 27408, 28704, 29121, 29692, 30498, 37536, 38828, 39399, 40664, 44538, 52532, 54816, 58242, 59384, 60996, 77656, 78798, 81328, 89076, 105064, 116484, 118768, 121992, 126191, 155312, 157596, 162656, 170729, 178152, 210128, 223261, 232968, 237536, 243984, 252382, 310624, 315192, 341458, 356304, 378573, 420256, 446522, 465936, 487968, 504764, 512187, 630384, 669783, 682916, 712608, 757146, 893044, 931872, 1009528, 1024374, 1260768, 1339566, 1365832, 1514292, 1786088, 2019056, 2048748, 2679132, 2731664, 2902393, 3028584, 3572176, 4038112, 4097496, 5358264, 5463328, 5804786, 6057168, 7144352, 8194992, 8707179, 10716528, 11609572, 12114336, 16389984, 17414358, 21433056, 23219144, 34828716, 46438288, 69657432, 92876576, 139314864, 278629728]

約数ペア:

[(1, 278629728), (2, 139314864), (3, 92876576), (4, 69657432), (6, 46438288), (8, 34828716), (12, 23219144), (13, 21433056), (16, 17414358), (17, 16389984), (23, 12114336), (24, 11609572), (26, 10716528), (32, 8707179), (34, 8194992), (39, 7144352), (46, 6057168), (48, 5804786), (51, 5463328), (52, 5358264), (68, 4097496), (69, 4038112), (78, 3572176), (92, 3028584), (96, 2902393), (102, 2731664), (104, 2679132), (136, 2048748), (138, 2019056), (156, 1786088), (184, 1514292), (204, 1365832), (208, 1339566), (221, 1260768), (272, 1024374), (276, 1009528), (299, 931872), (312, 893044), (368, 757146), (391, 712608), (408, 682916), (416, 669783), (442, 630384), (544, 512187), (552, 504764), (571, 487968), (598, 465936), (624, 446522), (663, 420256), (736, 378573), (782, 356304), (816, 341458), (884, 315192), (897, 310624), (1104, 252382), (1142, 243984), (1173, 237536), (1196, 232968), (1248, 223261), (1326, 210128), (1564, 178152), (1632, 170729), (1713, 162656), (1768, 157596), (1794, 155312), (2208, 126191), (2284, 121992), (2346, 118768), (2392, 116484), (2652, 105064), (3128, 89076), (3426, 81328), (3536, 78798), (3588, 77656), (4568, 60996), (4692, 59384), (4784, 58242), (5083, 54816), (5304, 52532), (6256, 44538), (6852, 40664), (7072, 39399), (7176, 38828), (7423, 37536), (9136, 30498), (9384, 29692), (9568, 29121), (9707, 28704), (10166, 27408), (10608, 26266), (12512, 22269), (13133, 21216), (13704, 20332), (14352, 19414), (14846, 18768), (15249, 18272)]