181928916

素因数分解:

$2^2\times 3^4\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{919}}^1$

素因数の和:995

約数の個数: 120

約数和(自身を含む): 523649280

約数和(自身を除く): 341720364

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 47, 52, 54, 78, 81, 94, 108, 117, 141, 156, 162, 188, 234, 282, 324, 351, 423, 468, 564, 611, 702, 846, 919, 1053, 1222, 1269, 1404, 1692, 1833, 1838, 2106, 2444, 2538, 2757, 3666, 3676, 3807, 4212, 5076, 5499, 5514, 7332, 7614, 8271, 10998, 11028, 11947, 15228, 16497, 16542, 21996, 23894, 24813, 32994, 33084, 35841, 43193, 47788, 49491, 49626, 65988, 71682, 74439, 86386, 98982, 99252, 107523, 129579, 143364, 148878, 172772, 197964, 215046, 259158, 297756, 322569, 388737, 430092, 518316, 561509, 645138, 777474, 967707, 1123018, 1166211, 1290276, 1554948, 1684527, 1935414, 2246036, 2332422, 3369054, 3498633, 3870828, 4664844, 5053581, 6738108, 6997266, 10107162, 13994532, 15160743, 20214324, 30321486, 45482229, 60642972, 90964458, 181928916]

約数ペア:

[(1, 181928916), (2, 90964458), (3, 60642972), (4, 45482229), (6, 30321486), (9, 20214324), (12, 15160743), (13, 13994532), (18, 10107162), (26, 6997266), (27, 6738108), (36, 5053581), (39, 4664844), (47, 3870828), (52, 3498633), (54, 3369054), (78, 2332422), (81, 2246036), (94, 1935414), (108, 1684527), (117, 1554948), (141, 1290276), (156, 1166211), (162, 1123018), (188, 967707), (234, 777474), (282, 645138), (324, 561509), (351, 518316), (423, 430092), (468, 388737), (564, 322569), (611, 297756), (702, 259158), (846, 215046), (919, 197964), (1053, 172772), (1222, 148878), (1269, 143364), (1404, 129579), (1692, 107523), (1833, 99252), (1838, 98982), (2106, 86386), (2444, 74439), (2538, 71682), (2757, 65988), (3666, 49626), (3676, 49491), (3807, 47788), (4212, 43193), (5076, 35841), (5499, 33084), (5514, 32994), (7332, 24813), (7614, 23894), (8271, 21996), (10998, 16542), (11028, 16497), (11947, 15228)]