1401400

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1$

素因数の和:54

約数の個数: 144

約数和(自身を含む): 4452840

約数和(自身を除く): 3051440

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 20, 22, 25, 26, 28, 35, 40, 44, 49, 50, 52, 55, 56, 65, 70, 77, 88, 91, 98, 100, 104, 110, 130, 140, 143, 154, 175, 182, 196, 200, 220, 245, 260, 275, 280, 286, 308, 325, 350, 364, 385, 392, 440, 455, 490, 520, 539, 550, 572, 616, 637, 650, 700, 715, 728, 770, 910, 980, 1001, 1078, 1100, 1144, 1225, 1274, 1300, 1400, 1430, 1540, 1820, 1925, 1960, 2002, 2156, 2200, 2275, 2450, 2548, 2600, 2695, 2860, 3080, 3185, 3575, 3640, 3850, 4004, 4312, 4550, 4900, 5005, 5096, 5390, 5720, 6370, 7007, 7150, 7700, 8008, 9100, 9800, 10010, 10780, 12740, 13475, 14014, 14300, 15400, 15925, 18200, 20020, 21560, 25025, 25480, 26950, 28028, 28600, 31850, 35035, 40040, 50050, 53900, 56056, 63700, 70070, 100100, 107800, 127400, 140140, 175175, 200200, 280280, 350350, 700700, 1401400]

約数ペア:

[(1, 1401400), (2, 700700), (4, 350350), (5, 280280), (7, 200200), (8, 175175), (10, 140140), (11, 127400), (13, 107800), (14, 100100), (20, 70070), (22, 63700), (25, 56056), (26, 53900), (28, 50050), (35, 40040), (40, 35035), (44, 31850), (49, 28600), (50, 28028), (52, 26950), (55, 25480), (56, 25025), (65, 21560), (70, 20020), (77, 18200), (88, 15925), (91, 15400), (98, 14300), (100, 14014), (104, 13475), (110, 12740), (130, 10780), (140, 10010), (143, 9800), (154, 9100), (175, 8008), (182, 7700), (196, 7150), (200, 7007), (220, 6370), (245, 5720), (260, 5390), (275, 5096), (280, 5005), (286, 4900), (308, 4550), (325, 4312), (350, 4004), (364, 3850), (385, 3640), (392, 3575), (440, 3185), (455, 3080), (490, 2860), (520, 2695), (539, 2600), (550, 2548), (572, 2450), (616, 2275), (637, 2200), (650, 2156), (700, 2002), (715, 1960), (728, 1925), (770, 1820), (910, 1540), (980, 1430), (1001, 1400), (1078, 1300), (1100, 1274), (1144, 1225)]