77921880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{38197}}^1$

素因数の和:38228

約数の個数: 64

約数和(自身を含む): 247523040

約数和(自身を除く): 169601160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 38197, 76394, 114591, 152788, 190985, 229182, 305576, 381970, 458364, 572955, 649349, 763940, 916728, 1145910, 1298698, 1527880, 1948047, 2291820, 2597396, 3246745, 3896094, 4583640, 5194792, 6493490, 7792188, 9740235, 12986980, 15584376, 19480470, 25973960, 38960940, 77921880]

約数ペア:

[(1, 77921880), (2, 38960940), (3, 25973960), (4, 19480470), (5, 15584376), (6, 12986980), (8, 9740235), (10, 7792188), (12, 6493490), (15, 5194792), (17, 4583640), (20, 3896094), (24, 3246745), (30, 2597396), (34, 2291820), (40, 1948047), (51, 1527880), (60, 1298698), (68, 1145910), (85, 916728), (102, 763940), (120, 649349), (136, 572955), (170, 458364), (204, 381970), (255, 305576), (340, 229182), (408, 190985), (510, 152788), (680, 114591), (1020, 76394), (2040, 38197)]