728424360

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{21757}}^1$

素因数の和:21808

約数の個数: 128

約数和(自身を含む): 2506521600

約数和(自身を除く): 1778097240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 31, 36, 40, 45, 54, 60, 62, 72, 90, 93, 108, 120, 124, 135, 155, 180, 186, 216, 248, 270, 279, 310, 360, 372, 465, 540, 558, 620, 744, 837, 930, 1080, 1116, 1240, 1395, 1674, 1860, 2232, 2790, 3348, 3720, 4185, 5580, 6696, 8370, 11160, 16740, 21757, 33480, 43514, 65271, 87028, 108785, 130542, 174056, 195813, 217570, 261084, 326355, 391626, 435140, 522168, 587439, 652710, 674467, 783252, 870280, 979065, 1174878, 1305420, 1348934, 1566504, 1958130, 2023401, 2349756, 2610840, 2697868, 2937195, 3372335, 3916260, 4046802, 4699512, 5395736, 5874390, 6070203, 6744670, 7832520, 8093604, 10117005, 11748780, 12140406, 13489340, 16187208, 18210609, 20234010, 23497560, 24280812, 26978680, 30351015, 36421218, 40468020, 48561624, 60702030, 72842436, 80936040, 91053045, 121404060, 145684872, 182106090, 242808120, 364212180, 728424360]

約数ペア:

[(1, 728424360), (2, 364212180), (3, 242808120), (4, 182106090), (5, 145684872), (6, 121404060), (8, 91053045), (9, 80936040), (10, 72842436), (12, 60702030), (15, 48561624), (18, 40468020), (20, 36421218), (24, 30351015), (27, 26978680), (30, 24280812), (31, 23497560), (36, 20234010), (40, 18210609), (45, 16187208), (54, 13489340), (60, 12140406), (62, 11748780), (72, 10117005), (90, 8093604), (93, 7832520), (108, 6744670), (120, 6070203), (124, 5874390), (135, 5395736), (155, 4699512), (180, 4046802), (186, 3916260), (216, 3372335), (248, 2937195), (270, 2697868), (279, 2610840), (310, 2349756), (360, 2023401), (372, 1958130), (465, 1566504), (540, 1348934), (558, 1305420), (620, 1174878), (744, 979065), (837, 870280), (930, 783252), (1080, 674467), (1116, 652710), (1240, 587439), (1395, 522168), (1674, 435140), (1860, 391626), (2232, 326355), (2790, 261084), (3348, 217570), (3720, 195813), (4185, 174056), (5580, 130542), (6696, 108785), (8370, 87028), (11160, 65271), (16740, 43514), (21757, 33480)]