19818844560

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{997}}^1\times {\mathrm{9203}}^1$

素因数の和:10222

約数の個数: 160

約数和(自身を含む): 68340804480

約数和(自身を除く): 48521959920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 997, 1080, 1994, 2160, 2991, 3988, 4985, 5982, 7976, 8973, 9203, 9970, 11964, 14955, 15952, 17946, 18406, 19940, 23928, 26919, 27609, 29910, 35892, 36812, 39880, 44865, 46015, 47856, 53838, 55218, 59820, 71784, 73624, 79760, 82827, 89730, 92030, 107676, 110436, 119640, 134595, 138045, 143568, 147248, 165654, 179460, 184060, 215352, 220872, 239280, 248481, 269190, 276090, 331308, 358920, 368120, 414135, 430704, 441744, 496962, 538380, 552180, 662616, 717840, 736240, 828270, 993924, 1076760, 1104360, 1242405, 1325232, 1656540, 1987848, 2153520, 2208720, 2484810, 3313080, 3975696, 4969620, 6626160, 9175391, 9939240, 18350782, 19878480, 27526173, 36701564, 45876955, 55052346, 73403128, 82578519, 91753910, 110104692, 137630865, 146806256, 165157038, 183507820, 220209384, 247735557, 275261730, 330314076, 367015640, 412892595, 440418768, 495471114, 550523460, 660628152, 734031280, 825785190, 990942228, 1101046920, 1238677785, 1321256304, 1651570380, 1981884456, 2202093840, 2477355570, 3303140760, 3963768912, 4954711140, 6606281520, 9909422280, 19818844560]

約数ペア:

[(1, 19818844560), (2, 9909422280), (3, 6606281520), (4, 4954711140), (5, 3963768912), (6, 3303140760), (8, 2477355570), (9, 2202093840), (10, 1981884456), (12, 1651570380), (15, 1321256304), (16, 1238677785), (18, 1101046920), (20, 990942228), (24, 825785190), (27, 734031280), (30, 660628152), (36, 550523460), (40, 495471114), (45, 440418768), (48, 412892595), (54, 367015640), (60, 330314076), (72, 275261730), (80, 247735557), (90, 220209384), (108, 183507820), (120, 165157038), (135, 146806256), (144, 137630865), (180, 110104692), (216, 91753910), (240, 82578519), (270, 73403128), (360, 55052346), (432, 45876955), (540, 36701564), (720, 27526173), (997, 19878480), (1080, 18350782), (1994, 9939240), (2160, 9175391), (2991, 6626160), (3988, 4969620), (4985, 3975696), (5982, 3313080), (7976, 2484810), (8973, 2208720), (9203, 2153520), (9970, 1987848), (11964, 1656540), (14955, 1325232), (15952, 1242405), (17946, 1104360), (18406, 1076760), (19940, 993924), (23928, 828270), (26919, 736240), (27609, 717840), (29910, 662616), (35892, 552180), (36812, 538380), (39880, 496962), (44865, 441744), (46015, 430704), (47856, 414135), (53838, 368120), (55218, 358920), (59820, 331308), (71784, 276090), (73624, 269190), (79760, 248481), (82827, 239280), (89730, 220872), (92030, 215352), (107676, 184060), (110436, 179460), (119640, 165654), (134595, 147248), (138045, 143568)]