12220920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{409}}^1$

素因数の和:509

約数の個数: 96

約数和(自身を含む): 40294800

約数和(自身を除く): 28073880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 83, 90, 120, 166, 180, 249, 332, 360, 409, 415, 498, 664, 747, 818, 830, 996, 1227, 1245, 1494, 1636, 1660, 1992, 2045, 2454, 2490, 2988, 3272, 3320, 3681, 3735, 4090, 4908, 4980, 5976, 6135, 7362, 7470, 8180, 9816, 9960, 12270, 14724, 14940, 16360, 18405, 24540, 29448, 29880, 33947, 36810, 49080, 67894, 73620, 101841, 135788, 147240, 169735, 203682, 271576, 305523, 339470, 407364, 509205, 611046, 678940, 814728, 1018410, 1222092, 1357880, 1527615, 2036820, 2444184, 3055230, 4073640, 6110460, 12220920]

約数ペア:

[(1, 12220920), (2, 6110460), (3, 4073640), (4, 3055230), (5, 2444184), (6, 2036820), (8, 1527615), (9, 1357880), (10, 1222092), (12, 1018410), (15, 814728), (18, 678940), (20, 611046), (24, 509205), (30, 407364), (36, 339470), (40, 305523), (45, 271576), (60, 203682), (72, 169735), (83, 147240), (90, 135788), (120, 101841), (166, 73620), (180, 67894), (249, 49080), (332, 36810), (360, 33947), (409, 29880), (415, 29448), (498, 24540), (664, 18405), (747, 16360), (818, 14940), (830, 14724), (996, 12270), (1227, 9960), (1245, 9816), (1494, 8180), (1636, 7470), (1660, 7362), (1992, 6135), (2045, 5976), (2454, 4980), (2490, 4908), (2988, 4090), (3272, 3735), (3320, 3681)]