381471120

素因数分解:

$2^4\times 3^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1$

素因数の和:273

約数の個数: 280

約数和(自身を含む): 1379173632

約数和(自身を除く): 997702512

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, 108, 120, 124, 135, 144, 155, 162, 180, 186, 211, 216, 240, 243, 248, 270, 279, 310, 324, 360, 372, 405, 422, 432, 465, 486, 496, 540, 558, 620, 633, 648, 720, 729, 744, 810, 837, 844, 930, 972, 1055, 1080, 1116, 1215, 1240, 1266, 1296, 1395, 1458, 1488, 1620, 1674, 1688, 1860, 1899, 1944, 2110, 2160, 2232, 2430, 2480, 2511, 2532, 2790, 2916, 3165, 3240, 3348, 3376, 3645, 3720, 3798, 3888, 4185, 4220, 4464, 4860, 5022, 5064, 5580, 5697, 5832, 6330, 6480, 6541, 6696, 7290, 7440, 7533, 7596, 8370, 8440, 9495, 9720, 10044, 10128, 11160, 11394, 11664, 12555, 12660, 13082, 13392, 14580, 15066, 15192, 16740, 16880, 17091, 18990, 19440, 19623, 20088, 22320, 22599, 22788, 25110, 25320, 26164, 28485, 29160, 30132, 30384, 32705, 33480, 34182, 37665, 37980, 39246, 40176, 45198, 45576, 50220, 50640, 51273, 52328, 56970, 58320, 58869, 60264, 65410, 66960, 68364, 75330, 75960, 78492, 85455, 90396, 91152, 98115, 100440, 102546, 104656, 112995, 113940, 117738, 120528, 130820, 136728, 150660, 151920, 153819, 156984, 170910, 176607, 180792, 196230, 200880, 205092, 225990, 227880, 235476, 256365, 261640, 273456, 294345, 301320, 307638, 313968, 341820, 353214, 361584, 392460, 410184, 451980, 455760, 470952, 512730, 523280, 529821, 588690, 602640, 615276, 683640, 706428, 769095, 784920, 820368, 883035, 903960, 941904, 1025460, 1059642, 1177380, 1230552, 1367280, 1412856, 1538190, 1569840, 1589463, 1766070, 1807920, 2050920, 2119284, 2354760, 2461104, 2649105, 2825712, 3076380, 3178926, 3532140, 4101840, 4238568, 4709520, 4768389, 5298210, 6152760, 6357852, 7064280, 7947315, 8477136, 9536778, 10596420, 12305520, 12715704, 14128560, 15894630, 19073556, 21192840, 23841945, 25431408, 31789260, 38147112, 42385680, 47683890, 63578520, 76294224, 95367780, 127157040, 190735560, 381471120]

約数ペア:

[(1, 381471120), (2, 190735560), (3, 127157040), (4, 95367780), (5, 76294224), (6, 63578520), (8, 47683890), (9, 42385680), (10, 38147112), (12, 31789260), (15, 25431408), (16, 23841945), (18, 21192840), (20, 19073556), (24, 15894630), (27, 14128560), (30, 12715704), (31, 12305520), (36, 10596420), (40, 9536778), (45, 8477136), (48, 7947315), (54, 7064280), (60, 6357852), (62, 6152760), (72, 5298210), (80, 4768389), (81, 4709520), (90, 4238568), (93, 4101840), (108, 3532140), (120, 3178926), (124, 3076380), (135, 2825712), (144, 2649105), (155, 2461104), (162, 2354760), (180, 2119284), (186, 2050920), (211, 1807920), (216, 1766070), (240, 1589463), (243, 1569840), (248, 1538190), (270, 1412856), (279, 1367280), (310, 1230552), (324, 1177380), (360, 1059642), (372, 1025460), (405, 941904), (422, 903960), (432, 883035), (465, 820368), (486, 784920), (496, 769095), (540, 706428), (558, 683640), (620, 615276), (633, 602640), (648, 588690), (720, 529821), (729, 523280), (744, 512730), (810, 470952), (837, 455760), (844, 451980), (930, 410184), (972, 392460), (1055, 361584), (1080, 353214), (1116, 341820), (1215, 313968), (1240, 307638), (1266, 301320), (1296, 294345), (1395, 273456), (1458, 261640), (1488, 256365), (1620, 235476), (1674, 227880), (1688, 225990), (1860, 205092), (1899, 200880), (1944, 196230), (2110, 180792), (2160, 176607), (2232, 170910), (2430, 156984), (2480, 153819), (2511, 151920), (2532, 150660), (2790, 136728), (2916, 130820), (3165, 120528), (3240, 117738), (3348, 113940), (3376, 112995), (3645, 104656), (3720, 102546), (3798, 100440), (3888, 98115), (4185, 91152), (4220, 90396), (4464, 85455), (4860, 78492), (5022, 75960), (5064, 75330), (5580, 68364), (5697, 66960), (5832, 65410), (6330, 60264), (6480, 58869), (6541, 58320), (6696, 56970), (7290, 52328), (7440, 51273), (7533, 50640), (7596, 50220), (8370, 45576), (8440, 45198), (9495, 40176), (9720, 39246), (10044, 37980), (10128, 37665), (11160, 34182), (11394, 33480), (11664, 32705), (12555, 30384), (12660, 30132), (13082, 29160), (13392, 28485), (14580, 26164), (15066, 25320), (15192, 25110), (16740, 22788), (16880, 22599), (17091, 22320), (18990, 20088), (19440, 19623)]