842281804

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:240

約数の個数: 144

約数和(自身を含む): 1947939840

約数和(自身を除く): 1105658036

約数列:

[1, 2, 4, 7, 13, 14, 23, 26, 28, 46, 52, 71, 91, 92, 109, 142, 161, 169, 182, 218, 284, 299, 322, 338, 364, 436, 497, 598, 644, 676, 763, 923, 994, 1183, 1196, 1417, 1526, 1633, 1846, 1988, 2093, 2366, 2507, 2834, 3052, 3266, 3692, 3887, 4186, 4732, 5014, 5668, 6461, 6532, 7739, 7774, 8372, 9919, 10028, 11431, 11999, 12922, 15478, 15548, 17549, 18421, 19838, 21229, 22862, 23998, 25844, 27209, 30956, 32591, 35098, 36842, 39676, 42458, 45724, 47996, 54173, 54418, 65182, 70196, 73684, 83993, 84916, 100607, 108346, 108836, 128947, 130364, 148603, 167986, 177997, 201214, 216692, 228137, 257894, 275977, 297206, 335972, 355994, 402428, 423683, 456274, 515788, 551954, 594412, 704249, 711988, 847366, 912548, 1103908, 1245979, 1307891, 1408498, 1694732, 1931839, 2313961, 2491958, 2615782, 2816996, 2965781, 3863678, 4627922, 4983916, 5231564, 5931562, 7727356, 9155237, 9255844, 11863124, 16197727, 18310474, 30081493, 32395454, 36620948, 60162986, 64790908, 120325972, 210570451, 421140902, 842281804]

約数ペア:

[(1, 842281804), (2, 421140902), (4, 210570451), (7, 120325972), (13, 64790908), (14, 60162986), (23, 36620948), (26, 32395454), (28, 30081493), (46, 18310474), (52, 16197727), (71, 11863124), (91, 9255844), (92, 9155237), (109, 7727356), (142, 5931562), (161, 5231564), (169, 4983916), (182, 4627922), (218, 3863678), (284, 2965781), (299, 2816996), (322, 2615782), (338, 2491958), (364, 2313961), (436, 1931839), (497, 1694732), (598, 1408498), (644, 1307891), (676, 1245979), (763, 1103908), (923, 912548), (994, 847366), (1183, 711988), (1196, 704249), (1417, 594412), (1526, 551954), (1633, 515788), (1846, 456274), (1988, 423683), (2093, 402428), (2366, 355994), (2507, 335972), (2834, 297206), (3052, 275977), (3266, 257894), (3692, 228137), (3887, 216692), (4186, 201214), (4732, 177997), (5014, 167986), (5668, 148603), (6461, 130364), (6532, 128947), (7739, 108836), (7774, 108346), (8372, 100607), (9919, 84916), (10028, 83993), (11431, 73684), (11999, 70196), (12922, 65182), (15478, 54418), (15548, 54173), (17549, 47996), (18421, 45724), (19838, 42458), (21229, 39676), (22862, 36842), (23998, 35098), (25844, 32591), (27209, 30956)]