489678480

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1$

素因数の和:227

約数の個数: 320

約数和(自身を含む): 1782743040

約数和(自身を除く): 1293064560

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, 62, 71, 72, 80, 90, 93, 103, 108, 120, 124, 135, 142, 144, 155, 180, 186, 206, 213, 216, 240, 248, 270, 279, 284, 309, 310, 355, 360, 372, 412, 426, 432, 465, 496, 515, 540, 558, 568, 618, 620, 639, 710, 720, 744, 824, 837, 852, 927, 930, 1030, 1065, 1080, 1116, 1136, 1236, 1240, 1278, 1395, 1420, 1488, 1545, 1648, 1674, 1704, 1854, 1860, 1917, 2060, 2130, 2160, 2201, 2232, 2472, 2480, 2556, 2781, 2790, 2840, 3090, 3193, 3195, 3348, 3408, 3708, 3720, 3834, 4120, 4185, 4260, 4402, 4464, 4635, 4944, 5112, 5562, 5580, 5680, 6180, 6386, 6390, 6603, 6696, 7313, 7416, 7440, 7668, 8240, 8370, 8520, 8804, 9270, 9579, 9585, 10224, 11005, 11124, 11160, 12360, 12772, 12780, 13206, 13392, 13905, 14626, 14832, 15336, 15965, 16740, 17040, 17608, 18540, 19158, 19170, 19809, 21939, 22010, 22248, 22320, 24720, 25544, 25560, 26412, 27810, 28737, 29252, 30672, 31930, 33015, 33480, 35216, 36565, 37080, 38316, 38340, 39618, 43878, 44020, 44496, 47895, 51088, 51120, 52824, 55620, 57474, 58504, 59427, 63860, 65817, 66030, 66960, 73130, 74160, 76632, 76680, 79236, 86211, 87756, 88040, 95790, 99045, 105648, 109695, 111240, 114948, 117008, 118854, 127720, 131634, 132060, 143685, 146260, 153264, 153360, 158472, 172422, 175512, 176080, 191580, 197451, 198090, 219390, 222480, 226703, 229896, 237708, 255440, 263268, 264120, 287370, 292520, 297135, 316944, 329085, 344844, 351024, 383160, 394902, 396180, 431055, 438780, 453406, 459792, 475416, 526536, 528240, 574740, 585040, 594270, 658170, 680109, 689688, 766320, 789804, 792360, 862110, 877560, 906812, 950832, 987255, 1053072, 1133515, 1149480, 1188540, 1316340, 1360218, 1379376, 1579608, 1584720, 1724220, 1755120, 1813624, 1974510, 2040327, 2267030, 2298960, 2377080, 2632680, 2720436, 3159216, 3400545, 3448440, 3627248, 3949020, 4080654, 4534060, 4754160, 5265360, 5440872, 6120981, 6801090, 6896880, 7898040, 8161308, 9068120, 10201635, 10881744, 12241962, 13602180, 15796080, 16322616, 18136240, 20403270, 24483924, 27204360, 30604905, 32645232, 40806540, 48967848, 54408720, 61209810, 81613080, 97935696, 122419620, 163226160, 244839240, 489678480]

約数ペア:

[(1, 489678480), (2, 244839240), (3, 163226160), (4, 122419620), (5, 97935696), (6, 81613080), (8, 61209810), (9, 54408720), (10, 48967848), (12, 40806540), (15, 32645232), (16, 30604905), (18, 27204360), (20, 24483924), (24, 20403270), (27, 18136240), (30, 16322616), (31, 15796080), (36, 13602180), (40, 12241962), (45, 10881744), (48, 10201635), (54, 9068120), (60, 8161308), (62, 7898040), (71, 6896880), (72, 6801090), (80, 6120981), (90, 5440872), (93, 5265360), (103, 4754160), (108, 4534060), (120, 4080654), (124, 3949020), (135, 3627248), (142, 3448440), (144, 3400545), (155, 3159216), (180, 2720436), (186, 2632680), (206, 2377080), (213, 2298960), (216, 2267030), (240, 2040327), (248, 1974510), (270, 1813624), (279, 1755120), (284, 1724220), (309, 1584720), (310, 1579608), (355, 1379376), (360, 1360218), (372, 1316340), (412, 1188540), (426, 1149480), (432, 1133515), (465, 1053072), (496, 987255), (515, 950832), (540, 906812), (558, 877560), (568, 862110), (618, 792360), (620, 789804), (639, 766320), (710, 689688), (720, 680109), (744, 658170), (824, 594270), (837, 585040), (852, 574740), (927, 528240), (930, 526536), (1030, 475416), (1065, 459792), (1080, 453406), (1116, 438780), (1136, 431055), (1236, 396180), (1240, 394902), (1278, 383160), (1395, 351024), (1420, 344844), (1488, 329085), (1545, 316944), (1648, 297135), (1674, 292520), (1704, 287370), (1854, 264120), (1860, 263268), (1917, 255440), (2060, 237708), (2130, 229896), (2160, 226703), (2201, 222480), (2232, 219390), (2472, 198090), (2480, 197451), (2556, 191580), (2781, 176080), (2790, 175512), (2840, 172422), (3090, 158472), (3193, 153360), (3195, 153264), (3348, 146260), (3408, 143685), (3708, 132060), (3720, 131634), (3834, 127720), (4120, 118854), (4185, 117008), (4260, 114948), (4402, 111240), (4464, 109695), (4635, 105648), (4944, 99045), (5112, 95790), (5562, 88040), (5580, 87756), (5680, 86211), (6180, 79236), (6386, 76680), (6390, 76632), (6603, 74160), (6696, 73130), (7313, 66960), (7416, 66030), (7440, 65817), (7668, 63860), (8240, 59427), (8370, 58504), (8520, 57474), (8804, 55620), (9270, 52824), (9579, 51120), (9585, 51088), (10224, 47895), (11005, 44496), (11124, 44020), (11160, 43878), (12360, 39618), (12772, 38340), (12780, 38316), (13206, 37080), (13392, 36565), (13905, 35216), (14626, 33480), (14832, 33015), (15336, 31930), (15965, 30672), (16740, 29252), (17040, 28737), (17608, 27810), (18540, 26412), (19158, 25560), (19170, 25544), (19809, 24720), (21939, 22320), (22010, 22248)]