68083320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1$

素因数の和:277

約数の個数: 128

約数和(自身を含む): 212129280

約数和(自身を除く): 144045960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 71, 120, 122, 131, 142, 183, 213, 244, 262, 284, 305, 355, 366, 393, 426, 488, 524, 568, 610, 655, 710, 732, 786, 852, 915, 1048, 1065, 1220, 1310, 1420, 1464, 1572, 1704, 1830, 1965, 2130, 2440, 2620, 2840, 3144, 3660, 3930, 4260, 4331, 5240, 7320, 7860, 7991, 8520, 8662, 9301, 12993, 15720, 15982, 17324, 18602, 21655, 23973, 25986, 27903, 31964, 34648, 37204, 39955, 43310, 46505, 47946, 51972, 55806, 63928, 64965, 74408, 79910, 86620, 93010, 95892, 103944, 111612, 119865, 129930, 139515, 159820, 173240, 186020, 191784, 223224, 239730, 259860, 279030, 319640, 372040, 479460, 519720, 558060, 567361, 958920, 1116120, 1134722, 1702083, 2269444, 2836805, 3404166, 4538888, 5673610, 6808332, 8510415, 11347220, 13616664, 17020830, 22694440, 34041660, 68083320]

約数ペア:

[(1, 68083320), (2, 34041660), (3, 22694440), (4, 17020830), (5, 13616664), (6, 11347220), (8, 8510415), (10, 6808332), (12, 5673610), (15, 4538888), (20, 3404166), (24, 2836805), (30, 2269444), (40, 1702083), (60, 1134722), (61, 1116120), (71, 958920), (120, 567361), (122, 558060), (131, 519720), (142, 479460), (183, 372040), (213, 319640), (244, 279030), (262, 259860), (284, 239730), (305, 223224), (355, 191784), (366, 186020), (393, 173240), (426, 159820), (488, 139515), (524, 129930), (568, 119865), (610, 111612), (655, 103944), (710, 95892), (732, 93010), (786, 86620), (852, 79910), (915, 74408), (1048, 64965), (1065, 63928), (1220, 55806), (1310, 51972), (1420, 47946), (1464, 46505), (1572, 43310), (1704, 39955), (1830, 37204), (1965, 34648), (2130, 31964), (2440, 27903), (2620, 25986), (2840, 23973), (3144, 21655), (3660, 18602), (3930, 17324), (4260, 15982), (4331, 15720), (5240, 12993), (7320, 9301), (7860, 8662), (7991, 8520)]