142772980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{491}}^1$

素因数の和:605

約数の個数: 96

約数和(自身を含む): 359718912

約数和(自身を除く): 216945932

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 67, 70, 124, 134, 140, 155, 217, 268, 310, 335, 434, 469, 491, 620, 670, 868, 938, 982, 1085, 1340, 1876, 1964, 2077, 2170, 2345, 2455, 3437, 4154, 4340, 4690, 4910, 6874, 8308, 9380, 9820, 10385, 13748, 14539, 15221, 17185, 20770, 29078, 30442, 32897, 34370, 41540, 58156, 60884, 65794, 68740, 72695, 76105, 106547, 131588, 145390, 152210, 164485, 213094, 230279, 290780, 304420, 328970, 426188, 460558, 532735, 657940, 921116, 1019807, 1065470, 1151395, 2039614, 2130940, 2302790, 4079228, 4605580, 5099035, 7138649, 10198070, 14277298, 20396140, 28554596, 35693245, 71386490, 142772980]

約数ペア:

[(1, 142772980), (2, 71386490), (4, 35693245), (5, 28554596), (7, 20396140), (10, 14277298), (14, 10198070), (20, 7138649), (28, 5099035), (31, 4605580), (35, 4079228), (62, 2302790), (67, 2130940), (70, 2039614), (124, 1151395), (134, 1065470), (140, 1019807), (155, 921116), (217, 657940), (268, 532735), (310, 460558), (335, 426188), (434, 328970), (469, 304420), (491, 290780), (620, 230279), (670, 213094), (868, 164485), (938, 152210), (982, 145390), (1085, 131588), (1340, 106547), (1876, 76105), (1964, 72695), (2077, 68740), (2170, 65794), (2345, 60884), (2455, 58156), (3437, 41540), (4154, 34370), (4340, 32897), (4690, 30442), (4910, 29078), (6874, 20770), (8308, 17185), (9380, 15221), (9820, 14539), (10385, 13748)]