29978520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1747}}^1$

素因数の和:1785

約数の個数: 128

約数和(自身を含む): 105719040

約数和(自身を除く): 75740520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 20, 22, 24, 26, 30, 33, 39, 40, 44, 52, 55, 60, 65, 66, 78, 88, 104, 110, 120, 130, 132, 143, 156, 165, 195, 220, 260, 264, 286, 312, 330, 390, 429, 440, 520, 572, 660, 715, 780, 858, 1144, 1320, 1430, 1560, 1716, 1747, 2145, 2860, 3432, 3494, 4290, 5241, 5720, 6988, 8580, 8735, 10482, 13976, 17160, 17470, 19217, 20964, 22711, 26205, 34940, 38434, 41928, 45422, 52410, 57651, 68133, 69880, 76868, 90844, 96085, 104820, 113555, 115302, 136266, 153736, 181688, 192170, 209640, 227110, 230604, 249821, 272532, 288255, 340665, 384340, 454220, 461208, 499642, 545064, 576510, 681330, 749463, 768680, 908440, 999284, 1153020, 1249105, 1362660, 1498926, 1998568, 2306040, 2498210, 2725320, 2997852, 3747315, 4996420, 5995704, 7494630, 9992840, 14989260, 29978520]

約数ペア:

[(1, 29978520), (2, 14989260), (3, 9992840), (4, 7494630), (5, 5995704), (6, 4996420), (8, 3747315), (10, 2997852), (11, 2725320), (12, 2498210), (13, 2306040), (15, 1998568), (20, 1498926), (22, 1362660), (24, 1249105), (26, 1153020), (30, 999284), (33, 908440), (39, 768680), (40, 749463), (44, 681330), (52, 576510), (55, 545064), (60, 499642), (65, 461208), (66, 454220), (78, 384340), (88, 340665), (104, 288255), (110, 272532), (120, 249821), (130, 230604), (132, 227110), (143, 209640), (156, 192170), (165, 181688), (195, 153736), (220, 136266), (260, 115302), (264, 113555), (286, 104820), (312, 96085), (330, 90844), (390, 76868), (429, 69880), (440, 68133), (520, 57651), (572, 52410), (660, 45422), (715, 41928), (780, 38434), (858, 34940), (1144, 26205), (1320, 22711), (1430, 20964), (1560, 19217), (1716, 17470), (1747, 17160), (2145, 13976), (2860, 10482), (3432, 8735), (3494, 8580), (4290, 6988), (5241, 5720)]