65491920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6997}}^1$

素因数の和:7029

約数の個数: 120

約数和(自身を含む): 236896296

約数和(自身を除く): 171404376

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 180, 195, 208, 234, 240, 260, 312, 360, 390, 468, 520, 585, 624, 720, 780, 936, 1040, 1170, 1560, 1872, 2340, 3120, 4680, 6997, 9360, 13994, 20991, 27988, 34985, 41982, 55976, 62973, 69970, 83964, 90961, 104955, 111952, 125946, 139940, 167928, 181922, 209910, 251892, 272883, 279880, 314865, 335856, 363844, 419820, 454805, 503784, 545766, 559760, 629730, 727688, 818649, 839640, 909610, 1007568, 1091532, 1259460, 1364415, 1455376, 1637298, 1679280, 1819220, 2183064, 2518920, 2728830, 3274596, 3638440, 4093245, 4366128, 5037840, 5457660, 6549192, 7276880, 8186490, 10915320, 13098384, 16372980, 21830640, 32745960, 65491920]

約数ペア:

[(1, 65491920), (2, 32745960), (3, 21830640), (4, 16372980), (5, 13098384), (6, 10915320), (8, 8186490), (9, 7276880), (10, 6549192), (12, 5457660), (13, 5037840), (15, 4366128), (16, 4093245), (18, 3638440), (20, 3274596), (24, 2728830), (26, 2518920), (30, 2183064), (36, 1819220), (39, 1679280), (40, 1637298), (45, 1455376), (48, 1364415), (52, 1259460), (60, 1091532), (65, 1007568), (72, 909610), (78, 839640), (80, 818649), (90, 727688), (104, 629730), (117, 559760), (120, 545766), (130, 503784), (144, 454805), (156, 419820), (180, 363844), (195, 335856), (208, 314865), (234, 279880), (240, 272883), (260, 251892), (312, 209910), (360, 181922), (390, 167928), (468, 139940), (520, 125946), (585, 111952), (624, 104955), (720, 90961), (780, 83964), (936, 69970), (1040, 62973), (1170, 55976), (1560, 41982), (1872, 34985), (2340, 27988), (3120, 20991), (4680, 13994), (6997, 9360)]