255435040

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{1051}}^1$

素因数の和:1111

約数の個数: 144

約数和(自身を含む): 725324544

約数和(自身を除く): 469889504

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 49, 56, 62, 70, 80, 98, 112, 124, 140, 155, 160, 196, 217, 224, 245, 248, 280, 310, 392, 434, 490, 496, 560, 620, 784, 868, 980, 992, 1051, 1085, 1120, 1240, 1519, 1568, 1736, 1960, 2102, 2170, 2480, 3038, 3472, 3920, 4204, 4340, 4960, 5255, 6076, 6944, 7357, 7595, 7840, 8408, 8680, 10510, 12152, 14714, 15190, 16816, 17360, 21020, 24304, 29428, 30380, 32581, 33632, 34720, 36785, 42040, 48608, 51499, 58856, 60760, 65162, 73570, 84080, 102998, 117712, 121520, 130324, 147140, 162905, 168160, 205996, 228067, 235424, 243040, 257495, 260648, 294280, 325810, 411992, 456134, 514990, 521296, 588560, 651620, 823984, 912268, 1029980, 1042592, 1140335, 1177120, 1303240, 1596469, 1647968, 1824536, 2059960, 2280670, 2606480, 3192938, 3649072, 4119920, 4561340, 5212960, 6385876, 7298144, 7982345, 8239840, 9122680, 12771752, 15964690, 18245360, 25543504, 31929380, 36490720, 51087008, 63858760, 127717520, 255435040]

約数ペア:

[(1, 255435040), (2, 127717520), (4, 63858760), (5, 51087008), (7, 36490720), (8, 31929380), (10, 25543504), (14, 18245360), (16, 15964690), (20, 12771752), (28, 9122680), (31, 8239840), (32, 7982345), (35, 7298144), (40, 6385876), (49, 5212960), (56, 4561340), (62, 4119920), (70, 3649072), (80, 3192938), (98, 2606480), (112, 2280670), (124, 2059960), (140, 1824536), (155, 1647968), (160, 1596469), (196, 1303240), (217, 1177120), (224, 1140335), (245, 1042592), (248, 1029980), (280, 912268), (310, 823984), (392, 651620), (434, 588560), (490, 521296), (496, 514990), (560, 456134), (620, 411992), (784, 325810), (868, 294280), (980, 260648), (992, 257495), (1051, 243040), (1085, 235424), (1120, 228067), (1240, 205996), (1519, 168160), (1568, 162905), (1736, 147140), (1960, 130324), (2102, 121520), (2170, 117712), (2480, 102998), (3038, 84080), (3472, 73570), (3920, 65162), (4204, 60760), (4340, 58856), (4960, 51499), (5255, 48608), (6076, 42040), (6944, 36785), (7357, 34720), (7595, 33632), (7840, 32581), (8408, 30380), (8680, 29428), (10510, 24304), (12152, 21020), (14714, 17360), (15190, 16816)]