38979710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:150

約数の個数: 128

約数和(自身を含む): 95551488

約数和(自身を除く): 56571778

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 23, 31, 35, 46, 55, 62, 70, 71, 77, 110, 115, 142, 154, 155, 161, 217, 230, 253, 310, 322, 341, 355, 385, 434, 497, 506, 682, 710, 713, 770, 781, 805, 994, 1085, 1265, 1426, 1562, 1610, 1633, 1705, 1771, 2170, 2201, 2387, 2485, 2530, 3266, 3410, 3542, 3565, 3905, 4402, 4774, 4970, 4991, 5467, 7130, 7810, 7843, 8165, 8855, 9982, 10934, 11005, 11431, 11935, 15407, 15686, 16330, 17710, 17963, 22010, 22862, 23870, 24211, 24955, 27335, 30814, 35926, 39215, 48422, 49910, 50623, 54670, 54901, 57155, 77035, 78430, 89815, 101246, 109802, 114310, 121055, 125741, 154070, 169477, 179630, 242110, 251482, 253115, 274505, 338954, 354361, 506230, 549010, 556853, 628705, 708722, 847385, 1113706, 1257410, 1694770, 1771805, 2784265, 3543610, 3897971, 5568530, 7795942, 19489855, 38979710]

約数ペア:

[(1, 38979710), (2, 19489855), (5, 7795942), (7, 5568530), (10, 3897971), (11, 3543610), (14, 2784265), (22, 1771805), (23, 1694770), (31, 1257410), (35, 1113706), (46, 847385), (55, 708722), (62, 628705), (70, 556853), (71, 549010), (77, 506230), (110, 354361), (115, 338954), (142, 274505), (154, 253115), (155, 251482), (161, 242110), (217, 179630), (230, 169477), (253, 154070), (310, 125741), (322, 121055), (341, 114310), (355, 109802), (385, 101246), (434, 89815), (497, 78430), (506, 77035), (682, 57155), (710, 54901), (713, 54670), (770, 50623), (781, 49910), (805, 48422), (994, 39215), (1085, 35926), (1265, 30814), (1426, 27335), (1562, 24955), (1610, 24211), (1633, 23870), (1705, 22862), (1771, 22010), (2170, 17963), (2201, 17710), (2387, 16330), (2485, 15686), (2530, 15407), (3266, 11935), (3410, 11431), (3542, 11005), (3565, 10934), (3905, 9982), (4402, 8855), (4774, 8165), (4970, 7843), (4991, 7810), (5467, 7130)]