438642436

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{239}}^1$

素因数の和:353

約数の個数: 72

約数和(自身を含む): 860267520

約数和(自身を除く): 421625084

約数列:

[1, 2, 4, 19, 31, 38, 41, 62, 76, 82, 124, 164, 239, 361, 478, 589, 722, 779, 956, 1178, 1271, 1444, 1558, 2356, 2542, 3116, 4541, 5084, 7409, 9082, 9799, 11191, 14801, 14818, 18164, 19598, 22382, 24149, 29602, 29636, 39196, 44764, 48298, 59204, 86279, 96596, 140771, 172558, 186181, 281542, 303769, 345116, 372362, 458831, 563084, 607538, 744724, 917662, 1215076, 1835324, 2674649, 3537439, 5349298, 5771611, 7074878, 10698596, 11543222, 14149756, 23086444, 109660609, 219321218, 438642436]

約数ペア:

[(1, 438642436), (2, 219321218), (4, 109660609), (19, 23086444), (31, 14149756), (38, 11543222), (41, 10698596), (62, 7074878), (76, 5771611), (82, 5349298), (124, 3537439), (164, 2674649), (239, 1835324), (361, 1215076), (478, 917662), (589, 744724), (722, 607538), (779, 563084), (956, 458831), (1178, 372362), (1271, 345116), (1444, 303769), (1558, 281542), (2356, 186181), (2542, 172558), (3116, 140771), (4541, 96596), (5084, 86279), (7409, 59204), (9082, 48298), (9799, 44764), (11191, 39196), (14801, 29636), (14818, 29602), (18164, 24149), (19598, 22382)]