289490004

素因数分解:

$2^2\times 3^3\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1987}}^1$

素因数の和:2090

約数の個数: 96

約数和(自身を含む): 801561600

約数和(自身を除く): 512071596

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 71, 76, 108, 114, 142, 171, 213, 228, 284, 342, 426, 513, 639, 684, 852, 1026, 1278, 1349, 1917, 1987, 2052, 2556, 2698, 3834, 3974, 4047, 5396, 5961, 7668, 7948, 8094, 11922, 12141, 16188, 17883, 23844, 24282, 35766, 36423, 37753, 48564, 53649, 71532, 72846, 75506, 107298, 113259, 141077, 145692, 151012, 214596, 226518, 282154, 339777, 423231, 453036, 564308, 679554, 846462, 1019331, 1269693, 1359108, 1692924, 2038662, 2539386, 2680463, 3809079, 4077324, 5078772, 5360926, 7618158, 8041389, 10721852, 15236316, 16082778, 24124167, 32165556, 48248334, 72372501, 96496668, 144745002, 289490004]

約数ペア:

[(1, 289490004), (2, 144745002), (3, 96496668), (4, 72372501), (6, 48248334), (9, 32165556), (12, 24124167), (18, 16082778), (19, 15236316), (27, 10721852), (36, 8041389), (38, 7618158), (54, 5360926), (57, 5078772), (71, 4077324), (76, 3809079), (108, 2680463), (114, 2539386), (142, 2038662), (171, 1692924), (213, 1359108), (228, 1269693), (284, 1019331), (342, 846462), (426, 679554), (513, 564308), (639, 453036), (684, 423231), (852, 339777), (1026, 282154), (1278, 226518), (1349, 214596), (1917, 151012), (1987, 145692), (2052, 141077), (2556, 113259), (2698, 107298), (3834, 75506), (3974, 72846), (4047, 71532), (5396, 53649), (5961, 48564), (7668, 37753), (7948, 36423), (8094, 35766), (11922, 24282), (12141, 23844), (16188, 17883)]