747474480

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^2$

素因数の和:178

約数の個数: 300

約数和(自身を含む): 2724486336

約数和(自身を除く): 1977011856

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 36, 40, 45, 48, 54, 60, 61, 62, 72, 80, 81, 90, 93, 108, 120, 122, 124, 135, 144, 155, 162, 180, 183, 186, 216, 240, 244, 248, 270, 279, 305, 310, 324, 360, 366, 372, 405, 432, 465, 488, 496, 540, 549, 558, 610, 620, 648, 720, 732, 744, 810, 837, 915, 930, 976, 1080, 1098, 1116, 1220, 1240, 1296, 1395, 1464, 1488, 1620, 1647, 1674, 1830, 1860, 1891, 2160, 2196, 2232, 2440, 2480, 2511, 2745, 2790, 2928, 3240, 3294, 3348, 3660, 3720, 3721, 3782, 4185, 4392, 4464, 4880, 4941, 5022, 5490, 5580, 5673, 6480, 6588, 6696, 7320, 7440, 7442, 7564, 8235, 8370, 8784, 9455, 9882, 10044, 10980, 11160, 11163, 11346, 12555, 13176, 13392, 14640, 14884, 15128, 16470, 16740, 17019, 18605, 18910, 19764, 20088, 21960, 22320, 22326, 22692, 24705, 25110, 26352, 28365, 29768, 30256, 32940, 33480, 33489, 34038, 37210, 37820, 39528, 40176, 43920, 44652, 45384, 49410, 50220, 51057, 55815, 56730, 59536, 65880, 66960, 66978, 68076, 74420, 75640, 79056, 85095, 89304, 90768, 98820, 100440, 100467, 102114, 111630, 113460, 115351, 131760, 133956, 136152, 148840, 151280, 153171, 167445, 170190, 178608, 197640, 200880, 200934, 204228, 223260, 226920, 230702, 255285, 267912, 272304, 297680, 301401, 306342, 334890, 340380, 346053, 395280, 401868, 408456, 446520, 453840, 461404, 502335, 510570, 535824, 576755, 602802, 612684, 669780, 680760, 692106, 765855, 803736, 816912, 893040, 922808, 1004670, 1021140, 1038159, 1153510, 1205604, 1225368, 1339560, 1361520, 1384212, 1507005, 1531710, 1607472, 1730265, 1845616, 2009340, 2042280, 2076318, 2307020, 2411208, 2450736, 2679120, 2768424, 3014010, 3063420, 3114477, 3460530, 4018680, 4084560, 4152636, 4614040, 4822416, 5190795, 5536848, 6028020, 6126840, 6228954, 6921060, 8037360, 8305272, 9228080, 9343431, 10381590, 12056040, 12253680, 12457908, 13842120, 15572385, 16610544, 18686862, 20763180, 24112080, 24915816, 27684240, 31144770, 37373724, 41526360, 46717155, 49831632, 62289540, 74747448, 83052720, 93434310, 124579080, 149494896, 186868620, 249158160, 373737240, 747474480]

約数ペア:

[(1, 747474480), (2, 373737240), (3, 249158160), (4, 186868620), (5, 149494896), (6, 124579080), (8, 93434310), (9, 83052720), (10, 74747448), (12, 62289540), (15, 49831632), (16, 46717155), (18, 41526360), (20, 37373724), (24, 31144770), (27, 27684240), (30, 24915816), (31, 24112080), (36, 20763180), (40, 18686862), (45, 16610544), (48, 15572385), (54, 13842120), (60, 12457908), (61, 12253680), (62, 12056040), (72, 10381590), (80, 9343431), (81, 9228080), (90, 8305272), (93, 8037360), (108, 6921060), (120, 6228954), (122, 6126840), (124, 6028020), (135, 5536848), (144, 5190795), (155, 4822416), (162, 4614040), (180, 4152636), (183, 4084560), (186, 4018680), (216, 3460530), (240, 3114477), (244, 3063420), (248, 3014010), (270, 2768424), (279, 2679120), (305, 2450736), (310, 2411208), (324, 2307020), (360, 2076318), (366, 2042280), (372, 2009340), (405, 1845616), (432, 1730265), (465, 1607472), (488, 1531710), (496, 1507005), (540, 1384212), (549, 1361520), (558, 1339560), (610, 1225368), (620, 1205604), (648, 1153510), (720, 1038159), (732, 1021140), (744, 1004670), (810, 922808), (837, 893040), (915, 816912), (930, 803736), (976, 765855), (1080, 692106), (1098, 680760), (1116, 669780), (1220, 612684), (1240, 602802), (1296, 576755), (1395, 535824), (1464, 510570), (1488, 502335), (1620, 461404), (1647, 453840), (1674, 446520), (1830, 408456), (1860, 401868), (1891, 395280), (2160, 346053), (2196, 340380), (2232, 334890), (2440, 306342), (2480, 301401), (2511, 297680), (2745, 272304), (2790, 267912), (2928, 255285), (3240, 230702), (3294, 226920), (3348, 223260), (3660, 204228), (3720, 200934), (3721, 200880), (3782, 197640), (4185, 178608), (4392, 170190), (4464, 167445), (4880, 153171), (4941, 151280), (5022, 148840), (5490, 136152), (5580, 133956), (5673, 131760), (6480, 115351), (6588, 113460), (6696, 111630), (7320, 102114), (7440, 100467), (7442, 100440), (7564, 98820), (8235, 90768), (8370, 89304), (8784, 85095), (9455, 79056), (9882, 75640), (10044, 74420), (10980, 68076), (11160, 66978), (11163, 66960), (11346, 65880), (12555, 59536), (13176, 56730), (13392, 55815), (14640, 51057), (14884, 50220), (15128, 49410), (16470, 45384), (16740, 44652), (17019, 43920), (18605, 40176), (18910, 39528), (19764, 37820), (20088, 37210), (21960, 34038), (22320, 33489), (22326, 33480), (22692, 32940), (24705, 30256), (25110, 29768), (26352, 28365)]