80385480

素因数分解:

$2^3\times 3^3\times 5^1\times 7^4\times {\mathrm{31}}^1$

素因数の和:79

約数の個数: 320

約数和(自身を含む): 322675200

約数和(自身を除く): 242289720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 31, 35, 36, 40, 42, 45, 49, 54, 56, 60, 62, 63, 70, 72, 84, 90, 93, 98, 105, 108, 120, 124, 126, 135, 140, 147, 155, 168, 180, 186, 189, 196, 210, 216, 217, 245, 248, 252, 270, 279, 280, 294, 310, 315, 343, 360, 372, 378, 392, 420, 434, 441, 465, 490, 504, 540, 558, 588, 620, 630, 651, 686, 735, 744, 756, 837, 840, 868, 882, 930, 945, 980, 1029, 1080, 1085, 1116, 1176, 1240, 1260, 1302, 1323, 1372, 1395, 1470, 1512, 1519, 1674, 1715, 1736, 1764, 1860, 1890, 1953, 1960, 2058, 2170, 2205, 2232, 2401, 2520, 2604, 2646, 2744, 2790, 2940, 3038, 3087, 3255, 3348, 3430, 3528, 3720, 3780, 3906, 4116, 4185, 4340, 4410, 4557, 4802, 5145, 5208, 5292, 5580, 5859, 5880, 6076, 6174, 6510, 6615, 6696, 6860, 7203, 7560, 7595, 7812, 8232, 8370, 8680, 8820, 9114, 9261, 9604, 9765, 10290, 10584, 10633, 11160, 11718, 12005, 12152, 12348, 13020, 13230, 13671, 13720, 14406, 15190, 15435, 15624, 16740, 17640, 18228, 18522, 19208, 19530, 20580, 21266, 21609, 22785, 23436, 24010, 24696, 26040, 26460, 27342, 28812, 29295, 30380, 30870, 31899, 33480, 36015, 36456, 37044, 39060, 41013, 41160, 42532, 43218, 45570, 46305, 46872, 48020, 52920, 53165, 54684, 57624, 58590, 60760, 61740, 63798, 64827, 68355, 72030, 74088, 74431, 78120, 82026, 85064, 86436, 91140, 92610, 95697, 96040, 106330, 108045, 109368, 117180, 123480, 127596, 129654, 136710, 144060, 148862, 159495, 164052, 172872, 182280, 185220, 191394, 205065, 212660, 216090, 223293, 234360, 255192, 259308, 273420, 287091, 288120, 297724, 318990, 324135, 328104, 370440, 372155, 382788, 410130, 425320, 432180, 446586, 478485, 518616, 546840, 574182, 595448, 637980, 648270, 669879, 744310, 765576, 820260, 864360, 893172, 956970, 1116465, 1148364, 1275960, 1296540, 1339758, 1435455, 1488620, 1640520, 1786344, 1913940, 2009637, 2232930, 2296728, 2593080, 2679516, 2870910, 2977240, 3349395, 3827880, 4019274, 4465860, 5359032, 5741820, 6698790, 8038548, 8931720, 10048185, 11483640, 13397580, 16077096, 20096370, 26795160, 40192740, 80385480]

約数ペア:

[(1, 80385480), (2, 40192740), (3, 26795160), (4, 20096370), (5, 16077096), (6, 13397580), (7, 11483640), (8, 10048185), (9, 8931720), (10, 8038548), (12, 6698790), (14, 5741820), (15, 5359032), (18, 4465860), (20, 4019274), (21, 3827880), (24, 3349395), (27, 2977240), (28, 2870910), (30, 2679516), (31, 2593080), (35, 2296728), (36, 2232930), (40, 2009637), (42, 1913940), (45, 1786344), (49, 1640520), (54, 1488620), (56, 1435455), (60, 1339758), (62, 1296540), (63, 1275960), (70, 1148364), (72, 1116465), (84, 956970), (90, 893172), (93, 864360), (98, 820260), (105, 765576), (108, 744310), (120, 669879), (124, 648270), (126, 637980), (135, 595448), (140, 574182), (147, 546840), (155, 518616), (168, 478485), (180, 446586), (186, 432180), (189, 425320), (196, 410130), (210, 382788), (216, 372155), (217, 370440), (245, 328104), (248, 324135), (252, 318990), (270, 297724), (279, 288120), (280, 287091), (294, 273420), (310, 259308), (315, 255192), (343, 234360), (360, 223293), (372, 216090), (378, 212660), (392, 205065), (420, 191394), (434, 185220), (441, 182280), (465, 172872), (490, 164052), (504, 159495), (540, 148862), (558, 144060), (588, 136710), (620, 129654), (630, 127596), (651, 123480), (686, 117180), (735, 109368), (744, 108045), (756, 106330), (837, 96040), (840, 95697), (868, 92610), (882, 91140), (930, 86436), (945, 85064), (980, 82026), (1029, 78120), (1080, 74431), (1085, 74088), (1116, 72030), (1176, 68355), (1240, 64827), (1260, 63798), (1302, 61740), (1323, 60760), (1372, 58590), (1395, 57624), (1470, 54684), (1512, 53165), (1519, 52920), (1674, 48020), (1715, 46872), (1736, 46305), (1764, 45570), (1860, 43218), (1890, 42532), (1953, 41160), (1960, 41013), (2058, 39060), (2170, 37044), (2205, 36456), (2232, 36015), (2401, 33480), (2520, 31899), (2604, 30870), (2646, 30380), (2744, 29295), (2790, 28812), (2940, 27342), (3038, 26460), (3087, 26040), (3255, 24696), (3348, 24010), (3430, 23436), (3528, 22785), (3720, 21609), (3780, 21266), (3906, 20580), (4116, 19530), (4185, 19208), (4340, 18522), (4410, 18228), (4557, 17640), (4802, 16740), (5145, 15624), (5208, 15435), (5292, 15190), (5580, 14406), (5859, 13720), (5880, 13671), (6076, 13230), (6174, 13020), (6510, 12348), (6615, 12152), (6696, 12005), (6860, 11718), (7203, 11160), (7560, 10633), (7595, 10584), (7812, 10290), (8232, 9765), (8370, 9604), (8680, 9261), (8820, 9114)]