15120560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:131

約数の個数: 160

約数和(自身を含む): 45330432

約数和(自身を除く): 30209872

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 31, 35, 40, 52, 56, 62, 65, 67, 70, 80, 91, 104, 112, 124, 130, 134, 140, 155, 182, 208, 217, 248, 260, 268, 280, 310, 335, 364, 403, 434, 455, 469, 496, 520, 536, 560, 620, 670, 728, 806, 868, 871, 910, 938, 1040, 1072, 1085, 1240, 1340, 1456, 1612, 1736, 1742, 1820, 1876, 2015, 2077, 2170, 2345, 2480, 2680, 2821, 3224, 3472, 3484, 3640, 3752, 4030, 4154, 4340, 4355, 4690, 5360, 5642, 6097, 6448, 6968, 7280, 7504, 8060, 8308, 8680, 8710, 9380, 10385, 11284, 12194, 13936, 14105, 14539, 16120, 16616, 17360, 17420, 18760, 20770, 22568, 24388, 27001, 28210, 29078, 30485, 32240, 33232, 34840, 37520, 41540, 45136, 48776, 54002, 56420, 58156, 60970, 69680, 72695, 83080, 97552, 108004, 112840, 116312, 121940, 135005, 145390, 166160, 189007, 216008, 225680, 232624, 243880, 270010, 290780, 378014, 432016, 487760, 540020, 581560, 756028, 945035, 1080040, 1163120, 1512056, 1890070, 2160080, 3024112, 3780140, 7560280, 15120560]

約数ペア:

[(1, 15120560), (2, 7560280), (4, 3780140), (5, 3024112), (7, 2160080), (8, 1890070), (10, 1512056), (13, 1163120), (14, 1080040), (16, 945035), (20, 756028), (26, 581560), (28, 540020), (31, 487760), (35, 432016), (40, 378014), (52, 290780), (56, 270010), (62, 243880), (65, 232624), (67, 225680), (70, 216008), (80, 189007), (91, 166160), (104, 145390), (112, 135005), (124, 121940), (130, 116312), (134, 112840), (140, 108004), (155, 97552), (182, 83080), (208, 72695), (217, 69680), (248, 60970), (260, 58156), (268, 56420), (280, 54002), (310, 48776), (335, 45136), (364, 41540), (403, 37520), (434, 34840), (455, 33232), (469, 32240), (496, 30485), (520, 29078), (536, 28210), (560, 27001), (620, 24388), (670, 22568), (728, 20770), (806, 18760), (868, 17420), (871, 17360), (910, 16616), (938, 16120), (1040, 14539), (1072, 14105), (1085, 13936), (1240, 12194), (1340, 11284), (1456, 10385), (1612, 9380), (1736, 8710), (1742, 8680), (1820, 8308), (1876, 8060), (2015, 7504), (2077, 7280), (2170, 6968), (2345, 6448), (2480, 6097), (2680, 5642), (2821, 5360), (3224, 4690), (3472, 4355), (3484, 4340), (3640, 4154), (3752, 4030)]