15727860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1$

素因数の和:198

約数の個数: 144

約数和(自身を含む): 51891840

約数和(自身を除く): 36163980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 29, 30, 36, 45, 46, 58, 60, 69, 87, 90, 92, 115, 116, 131, 138, 145, 174, 180, 207, 230, 261, 262, 276, 290, 345, 348, 393, 414, 435, 460, 522, 524, 580, 655, 667, 690, 786, 828, 870, 1035, 1044, 1179, 1305, 1310, 1334, 1380, 1572, 1740, 1965, 2001, 2070, 2358, 2610, 2620, 2668, 3013, 3335, 3799, 3930, 4002, 4140, 4716, 5220, 5895, 6003, 6026, 6670, 7598, 7860, 8004, 9039, 10005, 11397, 11790, 12006, 12052, 13340, 15065, 15196, 18078, 18995, 20010, 22794, 23580, 24012, 27117, 30015, 30130, 34191, 36156, 37990, 40020, 45195, 45588, 54234, 56985, 60030, 60260, 68382, 75980, 87377, 90390, 108468, 113970, 120060, 135585, 136764, 170955, 174754, 180780, 227940, 262131, 271170, 341910, 349508, 436885, 524262, 542340, 683820, 786393, 873770, 1048524, 1310655, 1572786, 1747540, 2621310, 3145572, 3931965, 5242620, 7863930, 15727860]

約数ペア:

[(1, 15727860), (2, 7863930), (3, 5242620), (4, 3931965), (5, 3145572), (6, 2621310), (9, 1747540), (10, 1572786), (12, 1310655), (15, 1048524), (18, 873770), (20, 786393), (23, 683820), (29, 542340), (30, 524262), (36, 436885), (45, 349508), (46, 341910), (58, 271170), (60, 262131), (69, 227940), (87, 180780), (90, 174754), (92, 170955), (115, 136764), (116, 135585), (131, 120060), (138, 113970), (145, 108468), (174, 90390), (180, 87377), (207, 75980), (230, 68382), (261, 60260), (262, 60030), (276, 56985), (290, 54234), (345, 45588), (348, 45195), (393, 40020), (414, 37990), (435, 36156), (460, 34191), (522, 30130), (524, 30015), (580, 27117), (655, 24012), (667, 23580), (690, 22794), (786, 20010), (828, 18995), (870, 18078), (1035, 15196), (1044, 15065), (1179, 13340), (1305, 12052), (1310, 12006), (1334, 11790), (1380, 11397), (1572, 10005), (1740, 9039), (1965, 8004), (2001, 7860), (2070, 7598), (2358, 6670), (2610, 6026), (2620, 6003), (2668, 5895), (3013, 5220), (3335, 4716), (3799, 4140), (3930, 4002)]