72215280

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{499}}^1$

素因数の和:588

約数の個数: 160

約数和(自身を含む): 252960000

約数和(自身を除く): 180744720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 67, 72, 80, 90, 108, 120, 134, 135, 144, 180, 201, 216, 240, 268, 270, 335, 360, 402, 432, 499, 536, 540, 603, 670, 720, 804, 998, 1005, 1072, 1080, 1206, 1340, 1497, 1608, 1809, 1996, 2010, 2160, 2412, 2495, 2680, 2994, 3015, 3216, 3618, 3992, 4020, 4491, 4824, 4990, 5360, 5988, 6030, 7236, 7485, 7984, 8040, 8982, 9045, 9648, 9980, 11976, 12060, 13473, 14472, 14970, 16080, 17964, 18090, 19960, 22455, 23952, 24120, 26946, 28944, 29940, 33433, 35928, 36180, 39920, 44910, 48240, 53892, 59880, 66866, 67365, 71856, 72360, 89820, 100299, 107784, 119760, 133732, 134730, 144720, 167165, 179640, 200598, 215568, 267464, 269460, 300897, 334330, 359280, 401196, 501495, 534928, 538920, 601794, 668660, 802392, 902691, 1002990, 1077840, 1203588, 1337320, 1504485, 1604784, 1805382, 2005980, 2407176, 2674640, 3008970, 3610764, 4011960, 4513455, 4814352, 6017940, 7221528, 8023920, 9026910, 12035880, 14443056, 18053820, 24071760, 36107640, 72215280]

約数ペア:

[(1, 72215280), (2, 36107640), (3, 24071760), (4, 18053820), (5, 14443056), (6, 12035880), (8, 9026910), (9, 8023920), (10, 7221528), (12, 6017940), (15, 4814352), (16, 4513455), (18, 4011960), (20, 3610764), (24, 3008970), (27, 2674640), (30, 2407176), (36, 2005980), (40, 1805382), (45, 1604784), (48, 1504485), (54, 1337320), (60, 1203588), (67, 1077840), (72, 1002990), (80, 902691), (90, 802392), (108, 668660), (120, 601794), (134, 538920), (135, 534928), (144, 501495), (180, 401196), (201, 359280), (216, 334330), (240, 300897), (268, 269460), (270, 267464), (335, 215568), (360, 200598), (402, 179640), (432, 167165), (499, 144720), (536, 134730), (540, 133732), (603, 119760), (670, 107784), (720, 100299), (804, 89820), (998, 72360), (1005, 71856), (1072, 67365), (1080, 66866), (1206, 59880), (1340, 53892), (1497, 48240), (1608, 44910), (1809, 39920), (1996, 36180), (2010, 35928), (2160, 33433), (2412, 29940), (2495, 28944), (2680, 26946), (2994, 24120), (3015, 23952), (3216, 22455), (3618, 19960), (3992, 18090), (4020, 17964), (4491, 16080), (4824, 14970), (4990, 14472), (5360, 13473), (5988, 12060), (6030, 11976), (7236, 9980), (7485, 9648), (7984, 9045), (8040, 8982)]