30685760

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{103}}^1$

素因数の和:153

約数の個数: 168

約数和(自身を含む): 90342720

約数和(自身を除く): 59656960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 49, 56, 64, 70, 76, 80, 95, 98, 103, 112, 133, 140, 152, 160, 190, 196, 206, 224, 245, 266, 280, 304, 320, 380, 392, 412, 448, 490, 515, 532, 560, 608, 665, 721, 760, 784, 824, 931, 980, 1030, 1064, 1120, 1216, 1330, 1442, 1520, 1568, 1648, 1862, 1957, 1960, 2060, 2128, 2240, 2660, 2884, 3040, 3136, 3296, 3605, 3724, 3914, 3920, 4120, 4256, 4655, 5047, 5320, 5768, 6080, 6592, 7210, 7448, 7828, 7840, 8240, 8512, 9310, 9785, 10094, 10640, 11536, 13699, 14420, 14896, 15656, 15680, 16480, 18620, 19570, 20188, 21280, 23072, 25235, 27398, 28840, 29792, 31312, 32960, 37240, 39140, 40376, 42560, 46144, 50470, 54796, 57680, 59584, 62624, 68495, 74480, 78280, 80752, 95893, 100940, 109592, 115360, 125248, 136990, 148960, 156560, 161504, 191786, 201880, 219184, 230720, 273980, 297920, 313120, 323008, 383572, 403760, 438368, 479465, 547960, 626240, 767144, 807520, 876736, 958930, 1095920, 1534288, 1615040, 1917860, 2191840, 3068576, 3835720, 4383680, 6137152, 7671440, 15342880, 30685760]

約数ペア:

[(1, 30685760), (2, 15342880), (4, 7671440), (5, 6137152), (7, 4383680), (8, 3835720), (10, 3068576), (14, 2191840), (16, 1917860), (19, 1615040), (20, 1534288), (28, 1095920), (32, 958930), (35, 876736), (38, 807520), (40, 767144), (49, 626240), (56, 547960), (64, 479465), (70, 438368), (76, 403760), (80, 383572), (95, 323008), (98, 313120), (103, 297920), (112, 273980), (133, 230720), (140, 219184), (152, 201880), (160, 191786), (190, 161504), (196, 156560), (206, 148960), (224, 136990), (245, 125248), (266, 115360), (280, 109592), (304, 100940), (320, 95893), (380, 80752), (392, 78280), (412, 74480), (448, 68495), (490, 62624), (515, 59584), (532, 57680), (560, 54796), (608, 50470), (665, 46144), (721, 42560), (760, 40376), (784, 39140), (824, 37240), (931, 32960), (980, 31312), (1030, 29792), (1064, 28840), (1120, 27398), (1216, 25235), (1330, 23072), (1442, 21280), (1520, 20188), (1568, 19570), (1648, 18620), (1862, 16480), (1957, 15680), (1960, 15656), (2060, 14896), (2128, 14420), (2240, 13699), (2660, 11536), (2884, 10640), (3040, 10094), (3136, 9785), (3296, 9310), (3605, 8512), (3724, 8240), (3914, 7840), (3920, 7828), (4120, 7448), (4256, 7210), (4655, 6592), (5047, 6080), (5320, 5768)]