85272320

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1$

素因数の和:366

約数の個数: 144

約数和(自身を含む): 241747968

約数和(自身を除く): 156475648

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 128, 140, 155, 160, 217, 224, 248, 256, 280, 307, 310, 320, 434, 448, 496, 560, 614, 620, 640, 868, 896, 992, 1085, 1120, 1228, 1240, 1280, 1535, 1736, 1792, 1984, 2149, 2170, 2240, 2456, 2480, 3070, 3472, 3968, 4298, 4340, 4480, 4912, 4960, 6140, 6944, 7936, 8596, 8680, 8960, 9517, 9824, 9920, 10745, 12280, 13888, 17192, 17360, 19034, 19648, 19840, 21490, 24560, 27776, 34384, 34720, 38068, 39296, 39680, 42980, 47585, 49120, 55552, 66619, 68768, 69440, 76136, 78592, 85960, 95170, 98240, 133238, 137536, 138880, 152272, 171920, 190340, 196480, 266476, 275072, 277760, 304544, 333095, 343840, 380680, 392960, 532952, 550144, 609088, 666190, 687680, 761360, 1065904, 1218176, 1332380, 1375360, 1522720, 2131808, 2436352, 2664760, 2750720, 3045440, 4263616, 5329520, 6090880, 8527232, 10659040, 12181760, 17054464, 21318080, 42636160, 85272320]

約数ペア:

[(1, 85272320), (2, 42636160), (4, 21318080), (5, 17054464), (7, 12181760), (8, 10659040), (10, 8527232), (14, 6090880), (16, 5329520), (20, 4263616), (28, 3045440), (31, 2750720), (32, 2664760), (35, 2436352), (40, 2131808), (56, 1522720), (62, 1375360), (64, 1332380), (70, 1218176), (80, 1065904), (112, 761360), (124, 687680), (128, 666190), (140, 609088), (155, 550144), (160, 532952), (217, 392960), (224, 380680), (248, 343840), (256, 333095), (280, 304544), (307, 277760), (310, 275072), (320, 266476), (434, 196480), (448, 190340), (496, 171920), (560, 152272), (614, 138880), (620, 137536), (640, 133238), (868, 98240), (896, 95170), (992, 85960), (1085, 78592), (1120, 76136), (1228, 69440), (1240, 68768), (1280, 66619), (1535, 55552), (1736, 49120), (1792, 47585), (1984, 42980), (2149, 39680), (2170, 39296), (2240, 38068), (2456, 34720), (2480, 34384), (3070, 27776), (3472, 24560), (3968, 21490), (4298, 19840), (4340, 19648), (4480, 19034), (4912, 17360), (4960, 17192), (6140, 13888), (6944, 12280), (7936, 10745), (8596, 9920), (8680, 9824), (8960, 9517)]