42418260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:270

約数の個数: 144

約数和(自身を含む): 138028800

約数和(自身を除く): 95610540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 79, 90, 95, 114, 157, 158, 171, 180, 190, 228, 237, 285, 314, 316, 342, 380, 395, 471, 474, 570, 628, 684, 711, 785, 790, 855, 942, 948, 1140, 1185, 1413, 1422, 1501, 1570, 1580, 1710, 1884, 2355, 2370, 2826, 2844, 2983, 3002, 3140, 3420, 3555, 4503, 4710, 4740, 5652, 5966, 6004, 7065, 7110, 7505, 8949, 9006, 9420, 11932, 12403, 13509, 14130, 14220, 14915, 15010, 17898, 18012, 22515, 24806, 26847, 27018, 28260, 29830, 30020, 35796, 37209, 44745, 45030, 49612, 53694, 54036, 59660, 62015, 67545, 74418, 89490, 90060, 107388, 111627, 124030, 134235, 135090, 148836, 178980, 186045, 223254, 235657, 248060, 268470, 270180, 372090, 446508, 471314, 536940, 558135, 706971, 744180, 942628, 1116270, 1178285, 1413942, 2120913, 2232540, 2356570, 2827884, 3534855, 4241826, 4713140, 7069710, 8483652, 10604565, 14139420, 21209130, 42418260]

約数ペア:

[(1, 42418260), (2, 21209130), (3, 14139420), (4, 10604565), (5, 8483652), (6, 7069710), (9, 4713140), (10, 4241826), (12, 3534855), (15, 2827884), (18, 2356570), (19, 2232540), (20, 2120913), (30, 1413942), (36, 1178285), (38, 1116270), (45, 942628), (57, 744180), (60, 706971), (76, 558135), (79, 536940), (90, 471314), (95, 446508), (114, 372090), (157, 270180), (158, 268470), (171, 248060), (180, 235657), (190, 223254), (228, 186045), (237, 178980), (285, 148836), (314, 135090), (316, 134235), (342, 124030), (380, 111627), (395, 107388), (471, 90060), (474, 89490), (570, 74418), (628, 67545), (684, 62015), (711, 59660), (785, 54036), (790, 53694), (855, 49612), (942, 45030), (948, 44745), (1140, 37209), (1185, 35796), (1413, 30020), (1422, 29830), (1501, 28260), (1570, 27018), (1580, 26847), (1710, 24806), (1884, 22515), (2355, 18012), (2370, 17898), (2826, 15010), (2844, 14915), (2983, 14220), (3002, 14130), (3140, 13509), (3420, 12403), (3555, 11932), (4503, 9420), (4710, 9006), (4740, 8949), (5652, 7505), (5966, 7110), (6004, 7065)]