42542520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{397}}^1$

素因数の和:477

約数の個数: 128

約数和(自身を含む): 137548800

約数和(自身を除く): 95006280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 47, 57, 60, 76, 94, 95, 114, 120, 141, 152, 188, 190, 228, 235, 282, 285, 376, 380, 397, 456, 470, 564, 570, 705, 760, 794, 893, 940, 1128, 1140, 1191, 1410, 1588, 1786, 1880, 1985, 2280, 2382, 2679, 2820, 3176, 3572, 3970, 4465, 4764, 5358, 5640, 5955, 7144, 7543, 7940, 8930, 9528, 10716, 11910, 13395, 15086, 15880, 17860, 18659, 21432, 22629, 23820, 26790, 30172, 35720, 37318, 37715, 45258, 47640, 53580, 55977, 60344, 74636, 75430, 90516, 93295, 107160, 111954, 113145, 149272, 150860, 181032, 186590, 223908, 226290, 279885, 301720, 354521, 373180, 447816, 452580, 559770, 709042, 746360, 905160, 1063563, 1119540, 1418084, 1772605, 2127126, 2239080, 2836168, 3545210, 4254252, 5317815, 7090420, 8508504, 10635630, 14180840, 21271260, 42542520]

約数ペア:

[(1, 42542520), (2, 21271260), (3, 14180840), (4, 10635630), (5, 8508504), (6, 7090420), (8, 5317815), (10, 4254252), (12, 3545210), (15, 2836168), (19, 2239080), (20, 2127126), (24, 1772605), (30, 1418084), (38, 1119540), (40, 1063563), (47, 905160), (57, 746360), (60, 709042), (76, 559770), (94, 452580), (95, 447816), (114, 373180), (120, 354521), (141, 301720), (152, 279885), (188, 226290), (190, 223908), (228, 186590), (235, 181032), (282, 150860), (285, 149272), (376, 113145), (380, 111954), (397, 107160), (456, 93295), (470, 90516), (564, 75430), (570, 74636), (705, 60344), (760, 55977), (794, 53580), (893, 47640), (940, 45258), (1128, 37715), (1140, 37318), (1191, 35720), (1410, 30172), (1588, 26790), (1786, 23820), (1880, 22629), (1985, 21432), (2280, 18659), (2382, 17860), (2679, 15880), (2820, 15086), (3176, 13395), (3572, 11910), (3970, 10716), (4465, 9528), (4764, 8930), (5358, 7940), (5640, 7543), (5955, 7144)]