30141920

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1$

素因数の和:208

約数の個数: 96

約数和(自身を含む): 75479040

約数和(自身を除く): 45337120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 59, 62, 80, 103, 118, 124, 155, 160, 206, 236, 248, 295, 310, 412, 472, 496, 515, 590, 620, 824, 944, 992, 1030, 1180, 1240, 1648, 1829, 1888, 2060, 2360, 2480, 3193, 3296, 3658, 4120, 4720, 4960, 6077, 6386, 7316, 8240, 9145, 9440, 12154, 12772, 14632, 15965, 16480, 18290, 24308, 25544, 29264, 30385, 31930, 36580, 48616, 51088, 58528, 60770, 63860, 73160, 97232, 102176, 121540, 127720, 146320, 188387, 194464, 243080, 255440, 292640, 376774, 486160, 510880, 753548, 941935, 972320, 1507096, 1883870, 3014192, 3767740, 6028384, 7535480, 15070960, 30141920]

約数ペア:

[(1, 30141920), (2, 15070960), (4, 7535480), (5, 6028384), (8, 3767740), (10, 3014192), (16, 1883870), (20, 1507096), (31, 972320), (32, 941935), (40, 753548), (59, 510880), (62, 486160), (80, 376774), (103, 292640), (118, 255440), (124, 243080), (155, 194464), (160, 188387), (206, 146320), (236, 127720), (248, 121540), (295, 102176), (310, 97232), (412, 73160), (472, 63860), (496, 60770), (515, 58528), (590, 51088), (620, 48616), (824, 36580), (944, 31930), (992, 30385), (1030, 29264), (1180, 25544), (1240, 24308), (1648, 18290), (1829, 16480), (1888, 15965), (2060, 14632), (2360, 12772), (2480, 12154), (3193, 9440), (3296, 9145), (3658, 8240), (4120, 7316), (4720, 6386), (4960, 6077)]