18355140

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1789}}^1$

素因数の和:1826

約数の個数: 96

約数和(自身を含む): 60144000

約数和(自身を除く): 41788860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 90, 95, 108, 114, 135, 171, 180, 190, 228, 270, 285, 342, 380, 513, 540, 570, 684, 855, 1026, 1140, 1710, 1789, 2052, 2565, 3420, 3578, 5130, 5367, 7156, 8945, 10260, 10734, 16101, 17890, 21468, 26835, 32202, 33991, 35780, 48303, 53670, 64404, 67982, 80505, 96606, 101973, 107340, 135964, 161010, 169955, 193212, 203946, 241515, 305919, 322020, 339910, 407892, 483030, 509865, 611838, 679820, 917757, 966060, 1019730, 1223676, 1529595, 1835514, 2039460, 3059190, 3671028, 4588785, 6118380, 9177570, 18355140]

約数ペア:

[(1, 18355140), (2, 9177570), (3, 6118380), (4, 4588785), (5, 3671028), (6, 3059190), (9, 2039460), (10, 1835514), (12, 1529595), (15, 1223676), (18, 1019730), (19, 966060), (20, 917757), (27, 679820), (30, 611838), (36, 509865), (38, 483030), (45, 407892), (54, 339910), (57, 322020), (60, 305919), (76, 241515), (90, 203946), (95, 193212), (108, 169955), (114, 161010), (135, 135964), (171, 107340), (180, 101973), (190, 96606), (228, 80505), (270, 67982), (285, 64404), (342, 53670), (380, 48303), (513, 35780), (540, 33991), (570, 32202), (684, 26835), (855, 21468), (1026, 17890), (1140, 16101), (1710, 10734), (1789, 10260), (2052, 8945), (2565, 7156), (3420, 5367), (3578, 5130)]