290020962

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{251}}^1$

素因数の和:376

約数の個数: 128

約数和(自身を含む): 755951616

約数和(自身を除く): 465930654

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 41, 42, 61, 66, 77, 82, 122, 123, 154, 183, 231, 246, 251, 287, 366, 427, 451, 462, 502, 574, 671, 753, 854, 861, 902, 1281, 1342, 1353, 1506, 1722, 1757, 2013, 2501, 2562, 2706, 2761, 3157, 3514, 4026, 4697, 5002, 5271, 5522, 6314, 7503, 8283, 9394, 9471, 10291, 10542, 14091, 15006, 15311, 16566, 17507, 18942, 19327, 20582, 27511, 28182, 30622, 30873, 35014, 38654, 45933, 52521, 55022, 57981, 61746, 72037, 82533, 91866, 105042, 107177, 113201, 115962, 144074, 165066, 168421, 192577, 214354, 216111, 226402, 321531, 336842, 339603, 385154, 432222, 505263, 577731, 627751, 643062, 679206, 792407, 1010526, 1155462, 1178947, 1255502, 1584814, 1883253, 2357894, 2377221, 3536841, 3766506, 4394257, 4754442, 6905261, 7073682, 8788514, 13182771, 13810522, 20715783, 26365542, 41431566, 48336827, 96673654, 145010481, 290020962]

約数ペア:

[(1, 290020962), (2, 145010481), (3, 96673654), (6, 48336827), (7, 41431566), (11, 26365542), (14, 20715783), (21, 13810522), (22, 13182771), (33, 8788514), (41, 7073682), (42, 6905261), (61, 4754442), (66, 4394257), (77, 3766506), (82, 3536841), (122, 2377221), (123, 2357894), (154, 1883253), (183, 1584814), (231, 1255502), (246, 1178947), (251, 1155462), (287, 1010526), (366, 792407), (427, 679206), (451, 643062), (462, 627751), (502, 577731), (574, 505263), (671, 432222), (753, 385154), (854, 339603), (861, 336842), (902, 321531), (1281, 226402), (1342, 216111), (1353, 214354), (1506, 192577), (1722, 168421), (1757, 165066), (2013, 144074), (2501, 115962), (2562, 113201), (2706, 107177), (2761, 105042), (3157, 91866), (3514, 82533), (4026, 72037), (4697, 61746), (5002, 57981), (5271, 55022), (5522, 52521), (6314, 45933), (7503, 38654), (8283, 35014), (9394, 30873), (9471, 30622), (10291, 28182), (10542, 27511), (14091, 20582), (15006, 19327), (15311, 18942), (16566, 17507)]