39315720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:247

約数の個数: 128

約数和(自身を含む): 123742080

約数和(自身を除く): 84426360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 41, 60, 61, 82, 120, 122, 123, 131, 164, 183, 205, 244, 246, 262, 305, 328, 366, 393, 410, 488, 492, 524, 610, 615, 655, 732, 786, 820, 915, 984, 1048, 1220, 1230, 1310, 1464, 1572, 1640, 1830, 1965, 2440, 2460, 2501, 2620, 3144, 3660, 3930, 4920, 5002, 5240, 5371, 7320, 7503, 7860, 7991, 10004, 10742, 12505, 15006, 15720, 15982, 16113, 20008, 21484, 23973, 25010, 26855, 30012, 31964, 32226, 37515, 39955, 42968, 47946, 50020, 53710, 60024, 63928, 64452, 75030, 79910, 80565, 95892, 100040, 107420, 119865, 128904, 150060, 159820, 161130, 191784, 214840, 239730, 300120, 319640, 322260, 327631, 479460, 644520, 655262, 958920, 982893, 1310524, 1638155, 1965786, 2621048, 3276310, 3931572, 4914465, 6552620, 7863144, 9828930, 13105240, 19657860, 39315720]

約数ペア:

[(1, 39315720), (2, 19657860), (3, 13105240), (4, 9828930), (5, 7863144), (6, 6552620), (8, 4914465), (10, 3931572), (12, 3276310), (15, 2621048), (20, 1965786), (24, 1638155), (30, 1310524), (40, 982893), (41, 958920), (60, 655262), (61, 644520), (82, 479460), (120, 327631), (122, 322260), (123, 319640), (131, 300120), (164, 239730), (183, 214840), (205, 191784), (244, 161130), (246, 159820), (262, 150060), (305, 128904), (328, 119865), (366, 107420), (393, 100040), (410, 95892), (488, 80565), (492, 79910), (524, 75030), (610, 64452), (615, 63928), (655, 60024), (732, 53710), (786, 50020), (820, 47946), (915, 42968), (984, 39955), (1048, 37515), (1220, 32226), (1230, 31964), (1310, 30012), (1464, 26855), (1572, 25010), (1640, 23973), (1830, 21484), (1965, 20008), (2440, 16113), (2460, 15982), (2501, 15720), (2620, 15006), (3144, 12505), (3660, 10742), (3930, 10004), (4920, 7991), (5002, 7860), (5240, 7503), (5371, 7320)]