204909908

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{163}}^1$

素因数の和:349

約数の個数: 96

約数和(自身を含む): 462873600

約数和(自身を除く): 257963692

約数列:

[1, 2, 4, 7, 14, 17, 19, 28, 34, 38, 68, 76, 119, 133, 139, 163, 238, 266, 278, 323, 326, 476, 532, 556, 646, 652, 973, 1141, 1292, 1946, 2261, 2282, 2363, 2641, 2771, 3097, 3892, 4522, 4564, 4726, 5282, 5542, 6194, 9044, 9452, 10564, 11084, 12388, 16541, 18487, 19397, 21679, 22657, 33082, 36974, 38794, 43358, 44897, 45314, 52649, 66164, 73948, 77588, 86716, 89794, 90628, 105298, 158599, 179588, 210596, 314279, 317198, 368543, 385169, 430483, 628558, 634396, 737086, 770338, 860966, 1257116, 1474172, 1540676, 1721932, 2696183, 3013381, 5392366, 6026762, 7318211, 10784732, 12053524, 14636422, 29272844, 51227477, 102454954, 204909908]

約数ペア:

[(1, 204909908), (2, 102454954), (4, 51227477), (7, 29272844), (14, 14636422), (17, 12053524), (19, 10784732), (28, 7318211), (34, 6026762), (38, 5392366), (68, 3013381), (76, 2696183), (119, 1721932), (133, 1540676), (139, 1474172), (163, 1257116), (238, 860966), (266, 770338), (278, 737086), (323, 634396), (326, 628558), (476, 430483), (532, 385169), (556, 368543), (646, 317198), (652, 314279), (973, 210596), (1141, 179588), (1292, 158599), (1946, 105298), (2261, 90628), (2282, 89794), (2363, 86716), (2641, 77588), (2771, 73948), (3097, 66164), (3892, 52649), (4522, 45314), (4564, 44897), (4726, 43358), (5282, 38794), (5542, 36974), (6194, 33082), (9044, 22657), (9452, 21679), (10564, 19397), (11084, 18487), (12388, 16541)]