12472460

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1$

素因数の和:136

約数の個数: 144

約数和(自身を含む): 36197280

約数和(自身を除く): 23724820

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 26, 28, 35, 44, 49, 52, 55, 65, 70, 77, 89, 91, 98, 110, 130, 140, 143, 154, 178, 182, 196, 220, 245, 260, 286, 308, 356, 364, 385, 445, 455, 490, 539, 572, 623, 637, 715, 770, 890, 910, 979, 980, 1001, 1078, 1157, 1246, 1274, 1430, 1540, 1780, 1820, 1958, 2002, 2156, 2314, 2492, 2548, 2695, 2860, 3115, 3185, 3916, 4004, 4361, 4628, 4895, 5005, 5390, 5785, 6230, 6370, 6853, 7007, 8099, 8722, 9790, 10010, 10780, 11570, 12460, 12727, 12740, 13706, 14014, 16198, 17444, 19580, 20020, 21805, 23140, 25454, 27412, 28028, 32396, 34265, 35035, 40495, 43610, 47971, 50908, 56693, 63635, 68530, 70070, 80990, 87220, 89089, 95942, 113386, 127270, 137060, 140140, 161980, 178178, 191884, 226772, 239855, 254540, 283465, 356356, 445445, 479710, 566930, 623623, 890890, 959420, 1133860, 1247246, 1781780, 2494492, 3118115, 6236230, 12472460]

約数ペア:

[(1, 12472460), (2, 6236230), (4, 3118115), (5, 2494492), (7, 1781780), (10, 1247246), (11, 1133860), (13, 959420), (14, 890890), (20, 623623), (22, 566930), (26, 479710), (28, 445445), (35, 356356), (44, 283465), (49, 254540), (52, 239855), (55, 226772), (65, 191884), (70, 178178), (77, 161980), (89, 140140), (91, 137060), (98, 127270), (110, 113386), (130, 95942), (140, 89089), (143, 87220), (154, 80990), (178, 70070), (182, 68530), (196, 63635), (220, 56693), (245, 50908), (260, 47971), (286, 43610), (308, 40495), (356, 35035), (364, 34265), (385, 32396), (445, 28028), (455, 27412), (490, 25454), (539, 23140), (572, 21805), (623, 20020), (637, 19580), (715, 17444), (770, 16198), (890, 14014), (910, 13706), (979, 12740), (980, 12727), (1001, 12460), (1078, 11570), (1157, 10780), (1246, 10010), (1274, 9790), (1430, 8722), (1540, 8099), (1780, 7007), (1820, 6853), (1958, 6370), (2002, 6230), (2156, 5785), (2314, 5390), (2492, 5005), (2548, 4895), (2695, 4628), (2860, 4361), (3115, 4004), (3185, 3916)]