201688515

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{239}}^1$

素因数の和:326

約数の個数: 128

約数和(自身を含む): 442368000

約数和(自身を除く): 240679485

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 27, 35, 45, 47, 57, 63, 95, 105, 133, 135, 141, 171, 189, 235, 239, 285, 315, 329, 399, 423, 513, 665, 705, 717, 855, 893, 945, 987, 1195, 1197, 1269, 1645, 1673, 1995, 2115, 2151, 2565, 2679, 2961, 3585, 3591, 4465, 4541, 4935, 5019, 5985, 6251, 6345, 6453, 8037, 8365, 8883, 10755, 11233, 13395, 13623, 14805, 15057, 17955, 18753, 22705, 24111, 25095, 31255, 31787, 32265, 33699, 40185, 40869, 44415, 45171, 56165, 56259, 68115, 75285, 78631, 93765, 95361, 101097, 120555, 122607, 158935, 168495, 168777, 204345, 213427, 225855, 235893, 281295, 286083, 303291, 393155, 476805, 505485, 613035, 640281, 707679, 843885, 858249, 1067135, 1179465, 1430415, 1493989, 1516455, 1920843, 2123037, 3201405, 3538395, 4291245, 4481967, 5762529, 7469945, 9604215, 10615185, 13445901, 22409835, 28812645, 40337703, 67229505, 201688515]

約数ペア:

[(1, 201688515), (3, 67229505), (5, 40337703), (7, 28812645), (9, 22409835), (15, 13445901), (19, 10615185), (21, 9604215), (27, 7469945), (35, 5762529), (45, 4481967), (47, 4291245), (57, 3538395), (63, 3201405), (95, 2123037), (105, 1920843), (133, 1516455), (135, 1493989), (141, 1430415), (171, 1179465), (189, 1067135), (235, 858249), (239, 843885), (285, 707679), (315, 640281), (329, 613035), (399, 505485), (423, 476805), (513, 393155), (665, 303291), (705, 286083), (717, 281295), (855, 235893), (893, 225855), (945, 213427), (987, 204345), (1195, 168777), (1197, 168495), (1269, 158935), (1645, 122607), (1673, 120555), (1995, 101097), (2115, 95361), (2151, 93765), (2565, 78631), (2679, 75285), (2961, 68115), (3585, 56259), (3591, 56165), (4465, 45171), (4541, 44415), (4935, 40869), (5019, 40185), (5985, 33699), (6251, 32265), (6345, 31787), (6453, 31255), (8037, 25095), (8365, 24111), (8883, 22705), (10755, 18753), (11233, 17955), (13395, 15057), (13623, 14805)]