74390720

素因数分解:

$2^6\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:218

約数の個数: 112

約数和(自身を含む): 186708288

約数和(自身を除く): 112317568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 61, 64, 74, 80, 103, 122, 148, 160, 185, 206, 244, 296, 305, 320, 370, 412, 488, 515, 592, 610, 740, 824, 976, 1030, 1184, 1220, 1480, 1648, 1952, 2060, 2257, 2368, 2440, 2960, 3296, 3811, 3904, 4120, 4514, 4880, 5920, 6283, 6592, 7622, 8240, 9028, 9760, 11285, 11840, 12566, 15244, 16480, 18056, 19055, 19520, 22570, 25132, 30488, 31415, 32960, 36112, 38110, 45140, 50264, 60976, 62830, 72224, 76220, 90280, 100528, 121952, 125660, 144448, 152440, 180560, 201056, 232471, 243904, 251320, 304880, 361120, 402112, 464942, 502640, 609760, 722240, 929884, 1005280, 1162355, 1219520, 1859768, 2010560, 2324710, 3719536, 4649420, 7439072, 9298840, 14878144, 18597680, 37195360, 74390720]

約数ペア:

[(1, 74390720), (2, 37195360), (4, 18597680), (5, 14878144), (8, 9298840), (10, 7439072), (16, 4649420), (20, 3719536), (32, 2324710), (37, 2010560), (40, 1859768), (61, 1219520), (64, 1162355), (74, 1005280), (80, 929884), (103, 722240), (122, 609760), (148, 502640), (160, 464942), (185, 402112), (206, 361120), (244, 304880), (296, 251320), (305, 243904), (320, 232471), (370, 201056), (412, 180560), (488, 152440), (515, 144448), (592, 125660), (610, 121952), (740, 100528), (824, 90280), (976, 76220), (1030, 72224), (1184, 62830), (1220, 60976), (1480, 50264), (1648, 45140), (1952, 38110), (2060, 36112), (2257, 32960), (2368, 31415), (2440, 30488), (2960, 25132), (3296, 22570), (3811, 19520), (3904, 19055), (4120, 18056), (4514, 16480), (4880, 15244), (5920, 12566), (6283, 11840), (6592, 11285), (7622, 9760), (8240, 9028)]