28699440

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1553}}^1$

素因数の和:1587

約数の個数: 160

約数和(自身を含む): 110992896

約数和(自身を除く): 82293456

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 48, 55, 56, 60, 66, 70, 77, 80, 84, 88, 105, 110, 112, 120, 132, 140, 154, 165, 168, 176, 210, 220, 231, 240, 264, 280, 308, 330, 336, 385, 420, 440, 462, 528, 560, 616, 660, 770, 840, 880, 924, 1155, 1232, 1320, 1540, 1553, 1680, 1848, 2310, 2640, 3080, 3106, 3696, 4620, 4659, 6160, 6212, 7765, 9240, 9318, 10871, 12424, 15530, 17083, 18480, 18636, 21742, 23295, 24848, 31060, 32613, 34166, 37272, 43484, 46590, 51249, 54355, 62120, 65226, 68332, 74544, 85415, 86968, 93180, 102498, 108710, 119581, 124240, 130452, 136664, 163065, 170830, 173936, 186360, 204996, 217420, 239162, 256245, 260904, 273328, 326130, 341660, 358743, 372720, 409992, 434840, 478324, 512490, 521808, 597905, 652260, 683320, 717486, 819984, 869680, 956648, 1024980, 1195810, 1304520, 1366640, 1434972, 1793715, 1913296, 2049960, 2391620, 2609040, 2869944, 3587430, 4099920, 4783240, 5739888, 7174860, 9566480, 14349720, 28699440]

約数ペア:

[(1, 28699440), (2, 14349720), (3, 9566480), (4, 7174860), (5, 5739888), (6, 4783240), (7, 4099920), (8, 3587430), (10, 2869944), (11, 2609040), (12, 2391620), (14, 2049960), (15, 1913296), (16, 1793715), (20, 1434972), (21, 1366640), (22, 1304520), (24, 1195810), (28, 1024980), (30, 956648), (33, 869680), (35, 819984), (40, 717486), (42, 683320), (44, 652260), (48, 597905), (55, 521808), (56, 512490), (60, 478324), (66, 434840), (70, 409992), (77, 372720), (80, 358743), (84, 341660), (88, 326130), (105, 273328), (110, 260904), (112, 256245), (120, 239162), (132, 217420), (140, 204996), (154, 186360), (165, 173936), (168, 170830), (176, 163065), (210, 136664), (220, 130452), (231, 124240), (240, 119581), (264, 108710), (280, 102498), (308, 93180), (330, 86968), (336, 85415), (385, 74544), (420, 68332), (440, 65226), (462, 62120), (528, 54355), (560, 51249), (616, 46590), (660, 43484), (770, 37272), (840, 34166), (880, 32613), (924, 31060), (1155, 24848), (1232, 23295), (1320, 21742), (1540, 18636), (1553, 18480), (1680, 17083), (1848, 15530), (2310, 12424), (2640, 10871), (3080, 9318), (3106, 9240), (3696, 7765), (4620, 6212), (4659, 6160)]