768240760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{1321}}^1$

素因数の和:1437

約数の個数: 128

約数和(自身を含む): 2071203840

約数和(自身を除く): 1302963080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 67, 70, 124, 134, 140, 155, 217, 248, 268, 280, 310, 335, 434, 469, 536, 620, 670, 868, 938, 1085, 1240, 1321, 1340, 1736, 1876, 2077, 2170, 2345, 2642, 2680, 3752, 4154, 4340, 4690, 5284, 6605, 8308, 8680, 9247, 9380, 10385, 10568, 13210, 14539, 16616, 18494, 18760, 20770, 26420, 29078, 36988, 40951, 41540, 46235, 52840, 58156, 72695, 73976, 81902, 83080, 88507, 92470, 116312, 145390, 163804, 177014, 184940, 204755, 286657, 290780, 327608, 354028, 369880, 409510, 442535, 573314, 581560, 619549, 708056, 819020, 885070, 1146628, 1239098, 1433285, 1638040, 1770140, 2293256, 2478196, 2743717, 2866570, 3097745, 3540280, 4956392, 5487434, 5733140, 6195490, 10974868, 11466280, 12390980, 13718585, 19206019, 21949736, 24781960, 27437170, 38412038, 54874340, 76824076, 96030095, 109748680, 153648152, 192060190, 384120380, 768240760]

約数ペア:

[(1, 768240760), (2, 384120380), (4, 192060190), (5, 153648152), (7, 109748680), (8, 96030095), (10, 76824076), (14, 54874340), (20, 38412038), (28, 27437170), (31, 24781960), (35, 21949736), (40, 19206019), (56, 13718585), (62, 12390980), (67, 11466280), (70, 10974868), (124, 6195490), (134, 5733140), (140, 5487434), (155, 4956392), (217, 3540280), (248, 3097745), (268, 2866570), (280, 2743717), (310, 2478196), (335, 2293256), (434, 1770140), (469, 1638040), (536, 1433285), (620, 1239098), (670, 1146628), (868, 885070), (938, 819020), (1085, 708056), (1240, 619549), (1321, 581560), (1340, 573314), (1736, 442535), (1876, 409510), (2077, 369880), (2170, 354028), (2345, 327608), (2642, 290780), (2680, 286657), (3752, 204755), (4154, 184940), (4340, 177014), (4690, 163804), (5284, 145390), (6605, 116312), (8308, 92470), (8680, 88507), (9247, 83080), (9380, 81902), (10385, 73976), (10568, 72695), (13210, 58156), (14539, 52840), (16616, 46235), (18494, 41540), (18760, 40951), (20770, 36988), (26420, 29078)]