256031604

素因数分解:

$2^2\times 3^5\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{293}}^1$

素因数の和:372

約数の個数: 144

約数和(自身を含む): 719147520

約数和(自身を除く): 463115916

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 29, 31, 36, 54, 58, 62, 81, 87, 93, 108, 116, 124, 162, 174, 186, 243, 261, 279, 293, 324, 348, 372, 486, 522, 558, 586, 783, 837, 879, 899, 972, 1044, 1116, 1172, 1566, 1674, 1758, 1798, 2349, 2511, 2637, 2697, 3132, 3348, 3516, 3596, 4698, 5022, 5274, 5394, 7047, 7533, 7911, 8091, 8497, 9083, 9396, 10044, 10548, 10788, 14094, 15066, 15822, 16182, 16994, 18166, 23733, 24273, 25491, 27249, 28188, 30132, 31644, 32364, 33988, 36332, 47466, 48546, 50982, 54498, 71199, 72819, 76473, 81747, 94932, 97092, 101964, 108996, 142398, 145638, 152946, 163494, 218457, 229419, 245241, 263407, 284796, 291276, 305892, 326988, 436914, 458838, 490482, 526814, 688257, 735723, 790221, 873828, 917676, 980964, 1053628, 1376514, 1471446, 1580442, 2064771, 2207169, 2370663, 2753028, 2942892, 3160884, 4129542, 4414338, 4741326, 7111989, 8259084, 8828676, 9482652, 14223978, 21335967, 28447956, 42671934, 64007901, 85343868, 128015802, 256031604]

約数ペア:

[(1, 256031604), (2, 128015802), (3, 85343868), (4, 64007901), (6, 42671934), (9, 28447956), (12, 21335967), (18, 14223978), (27, 9482652), (29, 8828676), (31, 8259084), (36, 7111989), (54, 4741326), (58, 4414338), (62, 4129542), (81, 3160884), (87, 2942892), (93, 2753028), (108, 2370663), (116, 2207169), (124, 2064771), (162, 1580442), (174, 1471446), (186, 1376514), (243, 1053628), (261, 980964), (279, 917676), (293, 873828), (324, 790221), (348, 735723), (372, 688257), (486, 526814), (522, 490482), (558, 458838), (586, 436914), (783, 326988), (837, 305892), (879, 291276), (899, 284796), (972, 263407), (1044, 245241), (1116, 229419), (1172, 218457), (1566, 163494), (1674, 152946), (1758, 145638), (1798, 142398), (2349, 108996), (2511, 101964), (2637, 97092), (2697, 94932), (3132, 81747), (3348, 76473), (3516, 72819), (3596, 71199), (4698, 54498), (5022, 50982), (5274, 48546), (5394, 47466), (7047, 36332), (7533, 33988), (7911, 32364), (8091, 31644), (8497, 30132), (9083, 28188), (9396, 27249), (10044, 25491), (10548, 24273), (10788, 23733), (14094, 18166), (15066, 16994), (15822, 16182)]