245249760

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1553}}^1$

素因数の和:1625

約数の個数: 192

約数和(自身を含む): 902264832

約数和(自身を除く): 657015072

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 47, 48, 56, 60, 70, 80, 84, 94, 96, 105, 112, 120, 140, 141, 160, 168, 188, 210, 224, 235, 240, 280, 282, 329, 336, 376, 420, 470, 480, 560, 564, 658, 672, 705, 752, 840, 940, 987, 1120, 1128, 1316, 1410, 1504, 1553, 1645, 1680, 1880, 1974, 2256, 2632, 2820, 3106, 3290, 3360, 3760, 3948, 4512, 4659, 4935, 5264, 5640, 6212, 6580, 7520, 7765, 7896, 9318, 9870, 10528, 10871, 11280, 12424, 13160, 15530, 15792, 18636, 19740, 21742, 22560, 23295, 24848, 26320, 31060, 31584, 32613, 37272, 39480, 43484, 46590, 49696, 52640, 54355, 62120, 65226, 72991, 74544, 78960, 86968, 93180, 108710, 124240, 130452, 145982, 149088, 157920, 163065, 173936, 186360, 217420, 218973, 248480, 260904, 291964, 326130, 347872, 364955, 372720, 434840, 437946, 510937, 521808, 583928, 652260, 729910, 745440, 869680, 875892, 1021874, 1043616, 1094865, 1167856, 1304520, 1459820, 1532811, 1739360, 1751784, 2043748, 2189730, 2335712, 2554685, 2609040, 2919640, 3065622, 3503568, 4087496, 4379460, 5109370, 5218080, 5839280, 6131244, 7007136, 7664055, 8174992, 8758920, 10218740, 11678560, 12262488, 15328110, 16349984, 17517840, 20437480, 24524976, 30656220, 35035680, 40874960, 49049952, 61312440, 81749920, 122624880, 245249760]

約数ペア:

[(1, 245249760), (2, 122624880), (3, 81749920), (4, 61312440), (5, 49049952), (6, 40874960), (7, 35035680), (8, 30656220), (10, 24524976), (12, 20437480), (14, 17517840), (15, 16349984), (16, 15328110), (20, 12262488), (21, 11678560), (24, 10218740), (28, 8758920), (30, 8174992), (32, 7664055), (35, 7007136), (40, 6131244), (42, 5839280), (47, 5218080), (48, 5109370), (56, 4379460), (60, 4087496), (70, 3503568), (80, 3065622), (84, 2919640), (94, 2609040), (96, 2554685), (105, 2335712), (112, 2189730), (120, 2043748), (140, 1751784), (141, 1739360), (160, 1532811), (168, 1459820), (188, 1304520), (210, 1167856), (224, 1094865), (235, 1043616), (240, 1021874), (280, 875892), (282, 869680), (329, 745440), (336, 729910), (376, 652260), (420, 583928), (470, 521808), (480, 510937), (560, 437946), (564, 434840), (658, 372720), (672, 364955), (705, 347872), (752, 326130), (840, 291964), (940, 260904), (987, 248480), (1120, 218973), (1128, 217420), (1316, 186360), (1410, 173936), (1504, 163065), (1553, 157920), (1645, 149088), (1680, 145982), (1880, 130452), (1974, 124240), (2256, 108710), (2632, 93180), (2820, 86968), (3106, 78960), (3290, 74544), (3360, 72991), (3760, 65226), (3948, 62120), (4512, 54355), (4659, 52640), (4935, 49696), (5264, 46590), (5640, 43484), (6212, 39480), (6580, 37272), (7520, 32613), (7765, 31584), (7896, 31060), (9318, 26320), (9870, 24848), (10528, 23295), (10871, 22560), (11280, 21742), (12424, 19740), (13160, 18636), (15530, 15792)]