129580560

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{19997}}^1$

素因数の和:20022

約数の個数: 100

約数和(自身を含む): 450074988

約数和(自身を除く): 320494428

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 270, 324, 360, 405, 432, 540, 648, 720, 810, 1080, 1296, 1620, 2160, 3240, 6480, 19997, 39994, 59991, 79988, 99985, 119982, 159976, 179973, 199970, 239964, 299955, 319952, 359946, 399940, 479928, 539919, 599910, 719892, 799880, 899865, 959856, 1079838, 1199820, 1439784, 1599760, 1619757, 1799730, 2159676, 2399640, 2699595, 2879568, 3239514, 3599460, 4319352, 4799280, 5399190, 6479028, 7198920, 8098785, 8638704, 10798380, 12958056, 14397840, 16197570, 21596760, 25916112, 32395140, 43193520, 64790280, 129580560]

約数ペア:

[(1, 129580560), (2, 64790280), (3, 43193520), (4, 32395140), (5, 25916112), (6, 21596760), (8, 16197570), (9, 14397840), (10, 12958056), (12, 10798380), (15, 8638704), (16, 8098785), (18, 7198920), (20, 6479028), (24, 5399190), (27, 4799280), (30, 4319352), (36, 3599460), (40, 3239514), (45, 2879568), (48, 2699595), (54, 2399640), (60, 2159676), (72, 1799730), (80, 1619757), (81, 1599760), (90, 1439784), (108, 1199820), (120, 1079838), (135, 959856), (144, 899865), (162, 799880), (180, 719892), (216, 599910), (240, 539919), (270, 479928), (324, 399940), (360, 359946), (405, 319952), (432, 299955), (540, 239964), (648, 199970), (720, 179973), (810, 159976), (1080, 119982), (1296, 99985), (1620, 79988), (2160, 59991), (3240, 39994), (6480, 19997)]