641409840

素因数分解:

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

素因数の和:190

約数の個数: 300

約数和(自身を含む): 2324239632

約数和(自身を除く): 1682829792

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, 72, 80, 81, 90, 93, 103, 108, 120, 124, 135, 144, 155, 162, 180, 186, 206, 216, 240, 248, 270, 279, 309, 310, 324, 360, 372, 405, 412, 432, 465, 496, 515, 540, 558, 618, 620, 648, 720, 744, 810, 824, 837, 927, 930, 961, 1030, 1080, 1116, 1236, 1240, 1296, 1395, 1488, 1545, 1620, 1648, 1674, 1854, 1860, 1922, 2060, 2160, 2232, 2472, 2480, 2511, 2781, 2790, 2883, 3090, 3193, 3240, 3348, 3708, 3720, 3844, 4120, 4185, 4464, 4635, 4805, 4944, 5022, 5562, 5580, 5766, 6180, 6386, 6480, 6696, 7416, 7440, 7688, 8240, 8343, 8370, 8649, 9270, 9579, 9610, 10044, 11124, 11160, 11532, 12360, 12555, 12772, 13392, 13905, 14415, 14832, 15376, 15965, 16686, 16740, 17298, 18540, 19158, 19220, 20088, 22248, 22320, 23064, 24720, 25110, 25544, 25947, 27810, 28737, 28830, 31930, 33372, 33480, 34596, 37080, 38316, 38440, 40176, 41715, 43245, 44496, 46128, 47895, 50220, 51088, 51894, 55620, 57474, 57660, 63860, 66744, 66960, 69192, 74160, 76632, 76880, 77841, 83430, 86211, 86490, 95790, 98983, 100440, 103788, 111240, 114948, 115320, 127720, 129735, 133488, 138384, 143685, 153264, 155682, 166860, 172422, 172980, 191580, 197966, 200880, 207576, 222480, 229896, 230640, 255440, 258633, 259470, 287370, 296949, 311364, 333720, 344844, 345960, 383160, 389205, 395932, 415152, 431055, 459792, 494915, 517266, 518940, 574740, 593898, 622728, 667440, 689688, 691920, 766320, 778410, 791864, 862110, 890847, 989830, 1034532, 1037880, 1149480, 1187796, 1245456, 1293165, 1379376, 1484745, 1556820, 1583728, 1724220, 1781694, 1979660, 2069064, 2075760, 2298960, 2375592, 2586330, 2672541, 2969490, 3113640, 3448440, 3563388, 3959320, 4138128, 4454235, 4751184, 5172660, 5345082, 5938980, 6227280, 6896880, 7126776, 7918640, 8017623, 8908470, 10345320, 10690164, 11877960, 13362705, 14253552, 16035246, 17816940, 20690640, 21380328, 23755920, 26725410, 32070492, 35633880, 40088115, 42760656, 53450820, 64140984, 71267760, 80176230, 106901640, 128281968, 160352460, 213803280, 320704920, 641409840]

約数ペア:

[(1, 641409840), (2, 320704920), (3, 213803280), (4, 160352460), (5, 128281968), (6, 106901640), (8, 80176230), (9, 71267760), (10, 64140984), (12, 53450820), (15, 42760656), (16, 40088115), (18, 35633880), (20, 32070492), (24, 26725410), (27, 23755920), (30, 21380328), (31, 20690640), (36, 17816940), (40, 16035246), (45, 14253552), (48, 13362705), (54, 11877960), (60, 10690164), (62, 10345320), (72, 8908470), (80, 8017623), (81, 7918640), (90, 7126776), (93, 6896880), (103, 6227280), (108, 5938980), (120, 5345082), (124, 5172660), (135, 4751184), (144, 4454235), (155, 4138128), (162, 3959320), (180, 3563388), (186, 3448440), (206, 3113640), (216, 2969490), (240, 2672541), (248, 2586330), (270, 2375592), (279, 2298960), (309, 2075760), (310, 2069064), (324, 1979660), (360, 1781694), (372, 1724220), (405, 1583728), (412, 1556820), (432, 1484745), (465, 1379376), (496, 1293165), (515, 1245456), (540, 1187796), (558, 1149480), (618, 1037880), (620, 1034532), (648, 989830), (720, 890847), (744, 862110), (810, 791864), (824, 778410), (837, 766320), (927, 691920), (930, 689688), (961, 667440), (1030, 622728), (1080, 593898), (1116, 574740), (1236, 518940), (1240, 517266), (1296, 494915), (1395, 459792), (1488, 431055), (1545, 415152), (1620, 395932), (1648, 389205), (1674, 383160), (1854, 345960), (1860, 344844), (1922, 333720), (2060, 311364), (2160, 296949), (2232, 287370), (2472, 259470), (2480, 258633), (2511, 255440), (2781, 230640), (2790, 229896), (2883, 222480), (3090, 207576), (3193, 200880), (3240, 197966), (3348, 191580), (3708, 172980), (3720, 172422), (3844, 166860), (4120, 155682), (4185, 153264), (4464, 143685), (4635, 138384), (4805, 133488), (4944, 129735), (5022, 127720), (5562, 115320), (5580, 114948), (5766, 111240), (6180, 103788), (6386, 100440), (6480, 98983), (6696, 95790), (7416, 86490), (7440, 86211), (7688, 83430), (8240, 77841), (8343, 76880), (8370, 76632), (8649, 74160), (9270, 69192), (9579, 66960), (9610, 66744), (10044, 63860), (11124, 57660), (11160, 57474), (11532, 55620), (12360, 51894), (12555, 51088), (12772, 50220), (13392, 47895), (13905, 46128), (14415, 44496), (14832, 43245), (15376, 41715), (15965, 40176), (16686, 38440), (16740, 38316), (17298, 37080), (18540, 34596), (19158, 33480), (19220, 33372), (20088, 31930), (22248, 28830), (22320, 28737), (23064, 27810), (24720, 25947), (25110, 25544)]