820238672

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{173}}^1$

素因数の和:313

約数の個数: 120

約数和(自身を含む): 1836549120

約数和(自身を除く): 1016310448

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 44, 62, 79, 88, 121, 124, 158, 173, 176, 242, 248, 316, 341, 346, 484, 496, 632, 682, 692, 869, 968, 1264, 1364, 1384, 1738, 1903, 1936, 2449, 2728, 2768, 3476, 3751, 3806, 4898, 5363, 5456, 6952, 7502, 7612, 9559, 9796, 10726, 13667, 13904, 15004, 15224, 19118, 19592, 20933, 21452, 26939, 27334, 30008, 30448, 38236, 39184, 41866, 42904, 53878, 54668, 58993, 60016, 76472, 83732, 85808, 107756, 109336, 117986, 150337, 152944, 167464, 215512, 218672, 235972, 296329, 300674, 334928, 423677, 431024, 471944, 592658, 601348, 648923, 847354, 943888, 1185316, 1202696, 1297846, 1653707, 1694708, 2370632, 2405392, 2595692, 3307414, 3389416, 4660447, 4741264, 5191384, 6614828, 6778832, 9320894, 10382768, 13229656, 18641788, 26459312, 37283576, 51264917, 74567152, 102529834, 205059668, 410119336, 820238672]

約数ペア:

[(1, 820238672), (2, 410119336), (4, 205059668), (8, 102529834), (11, 74567152), (16, 51264917), (22, 37283576), (31, 26459312), (44, 18641788), (62, 13229656), (79, 10382768), (88, 9320894), (121, 6778832), (124, 6614828), (158, 5191384), (173, 4741264), (176, 4660447), (242, 3389416), (248, 3307414), (316, 2595692), (341, 2405392), (346, 2370632), (484, 1694708), (496, 1653707), (632, 1297846), (682, 1202696), (692, 1185316), (869, 943888), (968, 847354), (1264, 648923), (1364, 601348), (1384, 592658), (1738, 471944), (1903, 431024), (1936, 423677), (2449, 334928), (2728, 300674), (2768, 296329), (3476, 235972), (3751, 218672), (3806, 215512), (4898, 167464), (5363, 152944), (5456, 150337), (6952, 117986), (7502, 109336), (7612, 107756), (9559, 85808), (9796, 83732), (10726, 76472), (13667, 60016), (13904, 58993), (15004, 54668), (15224, 53878), (19118, 42904), (19592, 41866), (20933, 39184), (21452, 38236), (26939, 30448), (27334, 30008)]