61397760

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{271}}^1$

素因数の和:354

約数の個数: 144

約数和(自身を含む): 200148480

約数和(自身を除く): 138750720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 59, 60, 64, 80, 96, 118, 120, 128, 160, 177, 192, 236, 240, 256, 271, 295, 320, 354, 384, 472, 480, 542, 590, 640, 708, 768, 813, 885, 944, 960, 1084, 1180, 1280, 1355, 1416, 1626, 1770, 1888, 1920, 2168, 2360, 2710, 2832, 3252, 3540, 3776, 3840, 4065, 4336, 4720, 5420, 5664, 6504, 7080, 7552, 8130, 8672, 9440, 10840, 11328, 13008, 14160, 15104, 15989, 16260, 17344, 18880, 21680, 22656, 26016, 28320, 31978, 32520, 34688, 37760, 43360, 45312, 47967, 52032, 56640, 63956, 65040, 69376, 75520, 79945, 86720, 95934, 104064, 113280, 127912, 130080, 159890, 173440, 191868, 208128, 226560, 239835, 255824, 260160, 319780, 346880, 383736, 479670, 511648, 520320, 639560, 767472, 959340, 1023296, 1040640, 1279120, 1534944, 1918680, 2046592, 2558240, 3069888, 3837360, 4093184, 5116480, 6139776, 7674720, 10232960, 12279552, 15349440, 20465920, 30698880, 61397760]

約数ペア:

[(1, 61397760), (2, 30698880), (3, 20465920), (4, 15349440), (5, 12279552), (6, 10232960), (8, 7674720), (10, 6139776), (12, 5116480), (15, 4093184), (16, 3837360), (20, 3069888), (24, 2558240), (30, 2046592), (32, 1918680), (40, 1534944), (48, 1279120), (59, 1040640), (60, 1023296), (64, 959340), (80, 767472), (96, 639560), (118, 520320), (120, 511648), (128, 479670), (160, 383736), (177, 346880), (192, 319780), (236, 260160), (240, 255824), (256, 239835), (271, 226560), (295, 208128), (320, 191868), (354, 173440), (384, 159890), (472, 130080), (480, 127912), (542, 113280), (590, 104064), (640, 95934), (708, 86720), (768, 79945), (813, 75520), (885, 69376), (944, 65040), (960, 63956), (1084, 56640), (1180, 52032), (1280, 47967), (1355, 45312), (1416, 43360), (1626, 37760), (1770, 34688), (1888, 32520), (1920, 31978), (2168, 28320), (2360, 26016), (2710, 22656), (2832, 21680), (3252, 18880), (3540, 17344), (3776, 16260), (3840, 15989), (4065, 15104), (4336, 14160), (4720, 13008), (5420, 11328), (5664, 10840), (6504, 9440), (7080, 8672), (7552, 8130)]