143353480

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1$

素因数の和:251

約数の個数: 128

約数和(自身を含む): 362880000

約数和(自身を除く): 219526520

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 23, 38, 40, 46, 59, 76, 92, 95, 115, 118, 139, 152, 184, 190, 230, 236, 278, 295, 380, 437, 460, 472, 556, 590, 695, 760, 874, 920, 1112, 1121, 1180, 1357, 1390, 1748, 2185, 2242, 2360, 2641, 2714, 2780, 3197, 3496, 4370, 4484, 5282, 5428, 5560, 5605, 6394, 6785, 8201, 8740, 8968, 10564, 10856, 11210, 12788, 13205, 13570, 15985, 16402, 17480, 21128, 22420, 25576, 25783, 26410, 27140, 31970, 32804, 41005, 44840, 51566, 52820, 54280, 60743, 63940, 65608, 82010, 103132, 105640, 121486, 127880, 128915, 155819, 164020, 188623, 206264, 242972, 257830, 303715, 311638, 328040, 377246, 485944, 515660, 607430, 623276, 754492, 779095, 943115, 1031320, 1214860, 1246552, 1508984, 1558190, 1886230, 2429720, 3116380, 3583837, 3772460, 6232760, 7167674, 7544920, 14335348, 17919185, 28670696, 35838370, 71676740, 143353480]

約数ペア:

[(1, 143353480), (2, 71676740), (4, 35838370), (5, 28670696), (8, 17919185), (10, 14335348), (19, 7544920), (20, 7167674), (23, 6232760), (38, 3772460), (40, 3583837), (46, 3116380), (59, 2429720), (76, 1886230), (92, 1558190), (95, 1508984), (115, 1246552), (118, 1214860), (139, 1031320), (152, 943115), (184, 779095), (190, 754492), (230, 623276), (236, 607430), (278, 515660), (295, 485944), (380, 377246), (437, 328040), (460, 311638), (472, 303715), (556, 257830), (590, 242972), (695, 206264), (760, 188623), (874, 164020), (920, 155819), (1112, 128915), (1121, 127880), (1180, 121486), (1357, 105640), (1390, 103132), (1748, 82010), (2185, 65608), (2242, 63940), (2360, 60743), (2641, 54280), (2714, 52820), (2780, 51566), (3197, 44840), (3496, 41005), (4370, 32804), (4484, 31970), (5282, 27140), (5428, 26410), (5560, 25783), (5605, 25576), (6394, 22420), (6785, 21128), (8201, 17480), (8740, 16402), (8968, 15985), (10564, 13570), (10856, 13205), (11210, 12788)]