290400780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1$

素因数の和:208

約数の個数: 192

約数和(自身を含む): 888330240

約数和(自身を除く): 597929460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 47, 53, 58, 60, 67, 87, 94, 106, 116, 134, 141, 145, 159, 174, 188, 201, 212, 235, 265, 268, 282, 290, 318, 335, 348, 402, 435, 470, 530, 564, 580, 636, 670, 705, 795, 804, 870, 940, 1005, 1060, 1340, 1363, 1410, 1537, 1590, 1740, 1943, 2010, 2491, 2726, 2820, 3074, 3149, 3180, 3551, 3886, 4020, 4089, 4611, 4982, 5452, 5829, 6148, 6298, 6815, 7102, 7473, 7685, 7772, 8178, 9222, 9447, 9715, 9964, 10653, 11658, 12455, 12596, 13630, 14204, 14946, 15370, 15745, 16356, 17755, 18444, 18894, 19430, 20445, 21306, 23055, 23316, 24910, 27260, 29145, 29892, 30740, 31490, 35510, 37365, 37788, 38860, 40890, 42612, 46110, 47235, 49820, 53265, 58290, 62980, 71020, 72239, 74730, 81780, 91321, 92220, 94470, 102979, 106530, 116580, 144478, 149460, 166897, 182642, 188940, 205958, 213060, 216717, 273963, 288956, 308937, 333794, 361195, 365284, 411916, 433434, 456605, 500691, 514895, 547926, 617874, 667588, 722390, 834485, 866868, 913210, 1001382, 1029790, 1083585, 1095852, 1235748, 1369815, 1444780, 1544685, 1668970, 1826420, 2002764, 2059580, 2167170, 2503455, 2739630, 3089370, 3337940, 4334340, 4840013, 5006910, 5479260, 6178740, 9680026, 10013820, 14520039, 19360052, 24200065, 29040078, 48400130, 58080156, 72600195, 96800260, 145200390, 290400780]

約数ペア:

[(1, 290400780), (2, 145200390), (3, 96800260), (4, 72600195), (5, 58080156), (6, 48400130), (10, 29040078), (12, 24200065), (15, 19360052), (20, 14520039), (29, 10013820), (30, 9680026), (47, 6178740), (53, 5479260), (58, 5006910), (60, 4840013), (67, 4334340), (87, 3337940), (94, 3089370), (106, 2739630), (116, 2503455), (134, 2167170), (141, 2059580), (145, 2002764), (159, 1826420), (174, 1668970), (188, 1544685), (201, 1444780), (212, 1369815), (235, 1235748), (265, 1095852), (268, 1083585), (282, 1029790), (290, 1001382), (318, 913210), (335, 866868), (348, 834485), (402, 722390), (435, 667588), (470, 617874), (530, 547926), (564, 514895), (580, 500691), (636, 456605), (670, 433434), (705, 411916), (795, 365284), (804, 361195), (870, 333794), (940, 308937), (1005, 288956), (1060, 273963), (1340, 216717), (1363, 213060), (1410, 205958), (1537, 188940), (1590, 182642), (1740, 166897), (1943, 149460), (2010, 144478), (2491, 116580), (2726, 106530), (2820, 102979), (3074, 94470), (3149, 92220), (3180, 91321), (3551, 81780), (3886, 74730), (4020, 72239), (4089, 71020), (4611, 62980), (4982, 58290), (5452, 53265), (5829, 49820), (6148, 47235), (6298, 46110), (6815, 42612), (7102, 40890), (7473, 38860), (7685, 37788), (7772, 37365), (8178, 35510), (9222, 31490), (9447, 30740), (9715, 29892), (9964, 29145), (10653, 27260), (11658, 24910), (12455, 23316), (12596, 23055), (13630, 21306), (14204, 20445), (14946, 19430), (15370, 18894), (15745, 18444), (16356, 17755)]