208603920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{547}}^1$

素因数の和:797

約数の個数: 160

約数和(自身を含む): 743666688

約数和(自身を除く): 535062768

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 227, 240, 280, 336, 420, 454, 547, 560, 681, 840, 908, 1094, 1135, 1362, 1589, 1641, 1680, 1816, 2188, 2270, 2724, 2735, 3178, 3282, 3405, 3632, 3829, 4376, 4540, 4767, 5448, 5470, 6356, 6564, 6810, 7658, 7945, 8205, 8752, 9080, 9534, 10896, 10940, 11487, 12712, 13128, 13620, 15316, 15890, 16410, 18160, 19068, 19145, 21880, 22974, 23835, 25424, 26256, 27240, 30632, 31780, 32820, 38136, 38290, 43760, 45948, 47670, 54480, 57435, 61264, 63560, 65640, 76272, 76580, 91896, 95340, 114870, 124169, 127120, 131280, 153160, 183792, 190680, 229740, 248338, 306320, 372507, 381360, 459480, 496676, 620845, 745014, 869183, 918960, 993352, 1241690, 1490028, 1738366, 1862535, 1986704, 2483380, 2607549, 2980056, 3476732, 3725070, 4345915, 4966760, 5215098, 5960112, 6953464, 7450140, 8691830, 9933520, 10430196, 13037745, 13906928, 14900280, 17383660, 20860392, 26075490, 29800560, 34767320, 41720784, 52150980, 69534640, 104301960, 208603920]

約数ペア:

[(1, 208603920), (2, 104301960), (3, 69534640), (4, 52150980), (5, 41720784), (6, 34767320), (7, 29800560), (8, 26075490), (10, 20860392), (12, 17383660), (14, 14900280), (15, 13906928), (16, 13037745), (20, 10430196), (21, 9933520), (24, 8691830), (28, 7450140), (30, 6953464), (35, 5960112), (40, 5215098), (42, 4966760), (48, 4345915), (56, 3725070), (60, 3476732), (70, 2980056), (80, 2607549), (84, 2483380), (105, 1986704), (112, 1862535), (120, 1738366), (140, 1490028), (168, 1241690), (210, 993352), (227, 918960), (240, 869183), (280, 745014), (336, 620845), (420, 496676), (454, 459480), (547, 381360), (560, 372507), (681, 306320), (840, 248338), (908, 229740), (1094, 190680), (1135, 183792), (1362, 153160), (1589, 131280), (1641, 127120), (1680, 124169), (1816, 114870), (2188, 95340), (2270, 91896), (2724, 76580), (2735, 76272), (3178, 65640), (3282, 63560), (3405, 61264), (3632, 57435), (3829, 54480), (4376, 47670), (4540, 45948), (4767, 43760), (5448, 38290), (5470, 38136), (6356, 32820), (6564, 31780), (6810, 30632), (7658, 27240), (7945, 26256), (8205, 25424), (8752, 23835), (9080, 22974), (9534, 21880), (10896, 19145), (10940, 19068), (11487, 18160), (12712, 16410), (13128, 15890), (13620, 15316)]