129999450

素因数分解:

$2^1\times 3^1\times 5^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{769}}^1$

素因数の和:821

約数の個数: 144

約数和(自身を含む): 391849920

約数和(自身を除く): 261850470

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 23, 25, 30, 35, 42, 46, 49, 50, 69, 70, 75, 98, 105, 115, 138, 147, 150, 161, 175, 210, 230, 245, 294, 322, 345, 350, 483, 490, 525, 575, 690, 735, 769, 805, 966, 1050, 1127, 1150, 1225, 1470, 1538, 1610, 1725, 2254, 2307, 2415, 2450, 3381, 3450, 3675, 3845, 4025, 4614, 4830, 5383, 5635, 6762, 7350, 7690, 8050, 10766, 11270, 11535, 12075, 16149, 16905, 17687, 19225, 23070, 24150, 26915, 28175, 32298, 33810, 35374, 37681, 38450, 53061, 53830, 56350, 57675, 75362, 80745, 84525, 88435, 106122, 113043, 115350, 123809, 134575, 161490, 169050, 176870, 188405, 226086, 247618, 265305, 269150, 371427, 376810, 403725, 442175, 530610, 565215, 619045, 742854, 807450, 866663, 884350, 942025, 1130430, 1238090, 1326525, 1733326, 1857135, 1884050, 2599989, 2653050, 2826075, 3095225, 3714270, 4333315, 5199978, 5652150, 6190450, 8666630, 9285675, 12999945, 18571350, 21666575, 25999890, 43333150, 64999725, 129999450]

約数ペア:

[(1, 129999450), (2, 64999725), (3, 43333150), (5, 25999890), (6, 21666575), (7, 18571350), (10, 12999945), (14, 9285675), (15, 8666630), (21, 6190450), (23, 5652150), (25, 5199978), (30, 4333315), (35, 3714270), (42, 3095225), (46, 2826075), (49, 2653050), (50, 2599989), (69, 1884050), (70, 1857135), (75, 1733326), (98, 1326525), (105, 1238090), (115, 1130430), (138, 942025), (147, 884350), (150, 866663), (161, 807450), (175, 742854), (210, 619045), (230, 565215), (245, 530610), (294, 442175), (322, 403725), (345, 376810), (350, 371427), (483, 269150), (490, 265305), (525, 247618), (575, 226086), (690, 188405), (735, 176870), (769, 169050), (805, 161490), (966, 134575), (1050, 123809), (1127, 115350), (1150, 113043), (1225, 106122), (1470, 88435), (1538, 84525), (1610, 80745), (1725, 75362), (2254, 57675), (2307, 56350), (2415, 53830), (2450, 53061), (3381, 38450), (3450, 37681), (3675, 35374), (3845, 33810), (4025, 32298), (4614, 28175), (4830, 26915), (5383, 24150), (5635, 23070), (6762, 19225), (7350, 17687), (7690, 16905), (8050, 16149), (10766, 12075), (11270, 11535)]