18045720

素因数分解:

$2^3\times 3^3\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1$

素因数の和:76

約数の個数: 384

約数和(自身を含む): 78796800

約数和(自身を除く): 60751080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 24, 27, 28, 30, 31, 33, 35, 36, 40, 42, 44, 45, 49, 54, 55, 56, 60, 62, 63, 66, 70, 72, 77, 84, 88, 90, 93, 98, 99, 105, 108, 110, 120, 124, 126, 132, 135, 140, 147, 154, 155, 165, 168, 180, 186, 189, 196, 198, 210, 216, 217, 220, 231, 245, 248, 252, 264, 270, 279, 280, 294, 297, 308, 310, 315, 330, 341, 360, 372, 378, 385, 392, 396, 420, 434, 440, 441, 462, 465, 490, 495, 504, 539, 540, 558, 588, 594, 616, 620, 630, 651, 660, 682, 693, 735, 744, 756, 770, 792, 837, 840, 868, 882, 924, 930, 945, 980, 990, 1023, 1078, 1080, 1085, 1116, 1155, 1176, 1188, 1240, 1260, 1302, 1320, 1323, 1364, 1386, 1395, 1470, 1485, 1512, 1519, 1540, 1617, 1674, 1705, 1736, 1764, 1848, 1860, 1890, 1953, 1960, 1980, 2046, 2079, 2156, 2170, 2205, 2232, 2310, 2376, 2387, 2520, 2604, 2646, 2695, 2728, 2772, 2790, 2940, 2970, 3038, 3069, 3080, 3234, 3255, 3348, 3410, 3465, 3528, 3720, 3780, 3906, 3960, 4092, 4158, 4185, 4312, 4340, 4410, 4557, 4620, 4774, 4851, 5115, 5208, 5292, 5390, 5544, 5580, 5859, 5880, 5940, 6076, 6138, 6468, 6510, 6615, 6696, 6820, 6930, 7161, 7560, 7595, 7812, 8085, 8184, 8316, 8370, 8680, 8820, 9114, 9207, 9240, 9548, 9702, 9765, 10230, 10395, 10584, 10780, 11160, 11718, 11880, 11935, 12152, 12276, 12936, 13020, 13230, 13640, 13671, 13860, 14322, 14553, 15190, 15345, 15624, 16170, 16632, 16709, 16740, 17640, 18228, 18414, 19096, 19404, 19530, 20460, 20790, 21483, 21560, 22785, 23436, 23870, 24255, 24552, 26040, 26460, 27342, 27720, 28644, 29106, 29295, 30380, 30690, 32340, 33418, 33480, 35805, 36456, 36828, 38808, 39060, 40920, 41013, 41580, 42966, 45570, 46035, 46872, 47740, 48510, 50127, 52920, 54684, 57288, 58212, 58590, 60760, 61380, 64449, 64680, 66836, 68355, 71610, 72765, 73656, 78120, 82026, 83160, 83545, 85932, 91140, 92070, 95480, 97020, 100254, 107415, 109368, 116424, 117180, 122760, 128898, 133672, 136710, 143220, 145530, 150381, 164052, 167090, 171864, 182280, 184140, 194040, 200508, 205065, 214830, 234360, 250635, 257796, 273420, 286440, 291060, 300762, 322245, 328104, 334180, 368280, 401016, 410130, 429660, 451143, 501270, 515592, 546840, 582120, 601524, 644490, 668360, 751905, 820260, 859320, 902286, 1002540, 1203048, 1288980, 1503810, 1640520, 1804572, 2005080, 2255715, 2577960, 3007620, 3609144, 4511430, 6015240, 9022860, 18045720]

約数ペア:

[(1, 18045720), (2, 9022860), (3, 6015240), (4, 4511430), (5, 3609144), (6, 3007620), (7, 2577960), (8, 2255715), (9, 2005080), (10, 1804572), (11, 1640520), (12, 1503810), (14, 1288980), (15, 1203048), (18, 1002540), (20, 902286), (21, 859320), (22, 820260), (24, 751905), (27, 668360), (28, 644490), (30, 601524), (31, 582120), (33, 546840), (35, 515592), (36, 501270), (40, 451143), (42, 429660), (44, 410130), (45, 401016), (49, 368280), (54, 334180), (55, 328104), (56, 322245), (60, 300762), (62, 291060), (63, 286440), (66, 273420), (70, 257796), (72, 250635), (77, 234360), (84, 214830), (88, 205065), (90, 200508), (93, 194040), (98, 184140), (99, 182280), (105, 171864), (108, 167090), (110, 164052), (120, 150381), (124, 145530), (126, 143220), (132, 136710), (135, 133672), (140, 128898), (147, 122760), (154, 117180), (155, 116424), (165, 109368), (168, 107415), (180, 100254), (186, 97020), (189, 95480), (196, 92070), (198, 91140), (210, 85932), (216, 83545), (217, 83160), (220, 82026), (231, 78120), (245, 73656), (248, 72765), (252, 71610), (264, 68355), (270, 66836), (279, 64680), (280, 64449), (294, 61380), (297, 60760), (308, 58590), (310, 58212), (315, 57288), (330, 54684), (341, 52920), (360, 50127), (372, 48510), (378, 47740), (385, 46872), (392, 46035), (396, 45570), (420, 42966), (434, 41580), (440, 41013), (441, 40920), (462, 39060), (465, 38808), (490, 36828), (495, 36456), (504, 35805), (539, 33480), (540, 33418), (558, 32340), (588, 30690), (594, 30380), (616, 29295), (620, 29106), (630, 28644), (651, 27720), (660, 27342), (682, 26460), (693, 26040), (735, 24552), (744, 24255), (756, 23870), (770, 23436), (792, 22785), (837, 21560), (840, 21483), (868, 20790), (882, 20460), (924, 19530), (930, 19404), (945, 19096), (980, 18414), (990, 18228), (1023, 17640), (1078, 16740), (1080, 16709), (1085, 16632), (1116, 16170), (1155, 15624), (1176, 15345), (1188, 15190), (1240, 14553), (1260, 14322), (1302, 13860), (1320, 13671), (1323, 13640), (1364, 13230), (1386, 13020), (1395, 12936), (1470, 12276), (1485, 12152), (1512, 11935), (1519, 11880), (1540, 11718), (1617, 11160), (1674, 10780), (1705, 10584), (1736, 10395), (1764, 10230), (1848, 9765), (1860, 9702), (1890, 9548), (1953, 9240), (1960, 9207), (1980, 9114), (2046, 8820), (2079, 8680), (2156, 8370), (2170, 8316), (2205, 8184), (2232, 8085), (2310, 7812), (2376, 7595), (2387, 7560), (2520, 7161), (2604, 6930), (2646, 6820), (2695, 6696), (2728, 6615), (2772, 6510), (2790, 6468), (2940, 6138), (2970, 6076), (3038, 5940), (3069, 5880), (3080, 5859), (3234, 5580), (3255, 5544), (3348, 5390), (3410, 5292), (3465, 5208), (3528, 5115), (3720, 4851), (3780, 4774), (3906, 4620), (3960, 4557), (4092, 4410), (4158, 4340), (4185, 4312)]