55316520

素因数分解:

$2^3\times 3^6\times 5^1\times 7^1\times {\mathrm{271}}^1$

素因数の和:307

約数の個数: 224

約数和(自身を含む): 214053120

約数和(自身を除く): 158736600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 81, 84, 90, 105, 108, 120, 126, 135, 140, 162, 168, 180, 189, 210, 216, 243, 252, 270, 271, 280, 315, 324, 360, 378, 405, 420, 486, 504, 540, 542, 567, 630, 648, 729, 756, 810, 813, 840, 945, 972, 1080, 1084, 1134, 1215, 1260, 1355, 1458, 1512, 1620, 1626, 1701, 1890, 1897, 1944, 2168, 2268, 2430, 2439, 2520, 2710, 2835, 2916, 3240, 3252, 3402, 3645, 3780, 3794, 4065, 4536, 4860, 4878, 5103, 5420, 5670, 5691, 5832, 6504, 6804, 7290, 7317, 7560, 7588, 8130, 8505, 9485, 9720, 9756, 10206, 10840, 11340, 11382, 12195, 13608, 14580, 14634, 15176, 16260, 17010, 17073, 18970, 19512, 20412, 21951, 22680, 22764, 24390, 25515, 28455, 29160, 29268, 32520, 34020, 34146, 36585, 37940, 40824, 43902, 45528, 48780, 51030, 51219, 56910, 58536, 65853, 68040, 68292, 73170, 75880, 85365, 87804, 97560, 102060, 102438, 109755, 113820, 131706, 136584, 146340, 153657, 170730, 175608, 197559, 204120, 204876, 219510, 227640, 256095, 263412, 292680, 307314, 329265, 341460, 395118, 409752, 439020, 460971, 512190, 526824, 614628, 658530, 682920, 768285, 790236, 878040, 921942, 987795, 1024380, 1229256, 1317060, 1382913, 1536570, 1580472, 1843884, 1975590, 2048760, 2304855, 2634120, 2765826, 3073140, 3687768, 3951180, 4609710, 5531652, 6146280, 6914565, 7902360, 9219420, 11063304, 13829130, 18438840, 27658260, 55316520]

約数ペア:

[(1, 55316520), (2, 27658260), (3, 18438840), (4, 13829130), (5, 11063304), (6, 9219420), (7, 7902360), (8, 6914565), (9, 6146280), (10, 5531652), (12, 4609710), (14, 3951180), (15, 3687768), (18, 3073140), (20, 2765826), (21, 2634120), (24, 2304855), (27, 2048760), (28, 1975590), (30, 1843884), (35, 1580472), (36, 1536570), (40, 1382913), (42, 1317060), (45, 1229256), (54, 1024380), (56, 987795), (60, 921942), (63, 878040), (70, 790236), (72, 768285), (81, 682920), (84, 658530), (90, 614628), (105, 526824), (108, 512190), (120, 460971), (126, 439020), (135, 409752), (140, 395118), (162, 341460), (168, 329265), (180, 307314), (189, 292680), (210, 263412), (216, 256095), (243, 227640), (252, 219510), (270, 204876), (271, 204120), (280, 197559), (315, 175608), (324, 170730), (360, 153657), (378, 146340), (405, 136584), (420, 131706), (486, 113820), (504, 109755), (540, 102438), (542, 102060), (567, 97560), (630, 87804), (648, 85365), (729, 75880), (756, 73170), (810, 68292), (813, 68040), (840, 65853), (945, 58536), (972, 56910), (1080, 51219), (1084, 51030), (1134, 48780), (1215, 45528), (1260, 43902), (1355, 40824), (1458, 37940), (1512, 36585), (1620, 34146), (1626, 34020), (1701, 32520), (1890, 29268), (1897, 29160), (1944, 28455), (2168, 25515), (2268, 24390), (2430, 22764), (2439, 22680), (2520, 21951), (2710, 20412), (2835, 19512), (2916, 18970), (3240, 17073), (3252, 17010), (3402, 16260), (3645, 15176), (3780, 14634), (3794, 14580), (4065, 13608), (4536, 12195), (4860, 11382), (4878, 11340), (5103, 10840), (5420, 10206), (5670, 9756), (5691, 9720), (5832, 9485), (6504, 8505), (6804, 8130), (7290, 7588), (7317, 7560)]