90982720

素因数分解:

$2^6\times 5^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:216

約数の個数: 112

約数和(自身を含む): 226771200

約数和(自身を除く): 135788480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 59, 61, 64, 79, 80, 118, 122, 158, 160, 236, 244, 295, 305, 316, 320, 395, 472, 488, 590, 610, 632, 790, 944, 976, 1180, 1220, 1264, 1580, 1888, 1952, 2360, 2440, 2528, 3160, 3599, 3776, 3904, 4661, 4720, 4819, 4880, 5056, 6320, 7198, 9322, 9440, 9638, 9760, 12640, 14396, 17995, 18644, 18880, 19276, 19520, 23305, 24095, 25280, 28792, 35990, 37288, 38552, 46610, 48190, 57584, 71980, 74576, 77104, 93220, 96380, 115168, 143960, 149152, 154208, 186440, 192760, 230336, 284321, 287920, 298304, 308416, 372880, 385520, 568642, 575840, 745760, 771040, 1137284, 1151680, 1421605, 1491520, 1542080, 2274568, 2843210, 4549136, 5686420, 9098272, 11372840, 18196544, 22745680, 45491360, 90982720]

約数ペア:

[(1, 90982720), (2, 45491360), (4, 22745680), (5, 18196544), (8, 11372840), (10, 9098272), (16, 5686420), (20, 4549136), (32, 2843210), (40, 2274568), (59, 1542080), (61, 1491520), (64, 1421605), (79, 1151680), (80, 1137284), (118, 771040), (122, 745760), (158, 575840), (160, 568642), (236, 385520), (244, 372880), (295, 308416), (305, 298304), (316, 287920), (320, 284321), (395, 230336), (472, 192760), (488, 186440), (590, 154208), (610, 149152), (632, 143960), (790, 115168), (944, 96380), (976, 93220), (1180, 77104), (1220, 74576), (1264, 71980), (1580, 57584), (1888, 48190), (1952, 46610), (2360, 38552), (2440, 37288), (2528, 35990), (3160, 28792), (3599, 25280), (3776, 24095), (3904, 23305), (4661, 19520), (4720, 19276), (4819, 18880), (4880, 18644), (5056, 17995), (6320, 14396), (7198, 12640), (9322, 9760), (9440, 9638)]