31106400

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{997}}^1$

素因数の和:1033

約数の個数: 144

約数和(自身を含む): 109149264

約数和(自身を除く): 78042864

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 25, 26, 30, 32, 39, 40, 48, 50, 52, 60, 65, 75, 78, 80, 96, 100, 104, 120, 130, 150, 156, 160, 195, 200, 208, 240, 260, 300, 312, 325, 390, 400, 416, 480, 520, 600, 624, 650, 780, 800, 975, 997, 1040, 1200, 1248, 1300, 1560, 1950, 1994, 2080, 2400, 2600, 2991, 3120, 3900, 3988, 4985, 5200, 5982, 6240, 7800, 7976, 9970, 10400, 11964, 12961, 14955, 15600, 15952, 19940, 23928, 24925, 25922, 29910, 31200, 31904, 38883, 39880, 47856, 49850, 51844, 59820, 64805, 74775, 77766, 79760, 95712, 99700, 103688, 119640, 129610, 149550, 155532, 159520, 194415, 199400, 207376, 239280, 259220, 299100, 311064, 324025, 388830, 398800, 414752, 478560, 518440, 598200, 622128, 648050, 777660, 797600, 972075, 1036880, 1196400, 1244256, 1296100, 1555320, 1944150, 2073760, 2392800, 2592200, 3110640, 3888300, 5184400, 6221280, 7776600, 10368800, 15553200, 31106400]

約数ペア:

[(1, 31106400), (2, 15553200), (3, 10368800), (4, 7776600), (5, 6221280), (6, 5184400), (8, 3888300), (10, 3110640), (12, 2592200), (13, 2392800), (15, 2073760), (16, 1944150), (20, 1555320), (24, 1296100), (25, 1244256), (26, 1196400), (30, 1036880), (32, 972075), (39, 797600), (40, 777660), (48, 648050), (50, 622128), (52, 598200), (60, 518440), (65, 478560), (75, 414752), (78, 398800), (80, 388830), (96, 324025), (100, 311064), (104, 299100), (120, 259220), (130, 239280), (150, 207376), (156, 199400), (160, 194415), (195, 159520), (200, 155532), (208, 149550), (240, 129610), (260, 119640), (300, 103688), (312, 99700), (325, 95712), (390, 79760), (400, 77766), (416, 74775), (480, 64805), (520, 59820), (600, 51844), (624, 49850), (650, 47856), (780, 39880), (800, 38883), (975, 31904), (997, 31200), (1040, 29910), (1200, 25922), (1248, 24925), (1300, 23928), (1560, 19940), (1950, 15952), (1994, 15600), (2080, 14955), (2400, 12961), (2600, 11964), (2991, 10400), (3120, 9970), (3900, 7976), (3988, 7800), (4985, 6240), (5200, 5982)]