161213640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{151}}^1$

素因数の和:244

約数の個数: 256

約数和(自身を含む): 588349440

約数和(自身を除く): 427135800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 41, 42, 56, 60, 62, 70, 82, 84, 93, 105, 120, 123, 124, 140, 151, 155, 164, 168, 186, 205, 210, 217, 246, 248, 280, 287, 302, 310, 328, 372, 410, 420, 434, 453, 465, 492, 574, 604, 615, 620, 651, 744, 755, 820, 840, 861, 868, 906, 930, 984, 1057, 1085, 1148, 1208, 1230, 1240, 1271, 1302, 1435, 1510, 1640, 1722, 1736, 1812, 1860, 2114, 2170, 2265, 2296, 2460, 2542, 2604, 2870, 3020, 3171, 3255, 3444, 3624, 3720, 3813, 4228, 4305, 4340, 4530, 4681, 4920, 5084, 5208, 5285, 5740, 6040, 6191, 6342, 6355, 6510, 6888, 7626, 8456, 8610, 8680, 8897, 9060, 9362, 10168, 10570, 11480, 12382, 12684, 12710, 13020, 14043, 15252, 15855, 17220, 17794, 18120, 18573, 18724, 19065, 21140, 23405, 24764, 25368, 25420, 26040, 26691, 28086, 30504, 30955, 31710, 32767, 34440, 35588, 37146, 37448, 38130, 42280, 43337, 44485, 46810, 49528, 50840, 53382, 56172, 61910, 63420, 65534, 70215, 71176, 74292, 76260, 86674, 88970, 92865, 93620, 98301, 106764, 112344, 123820, 126840, 130011, 131068, 133455, 140430, 148584, 152520, 163835, 173348, 177940, 185730, 187240, 191921, 196602, 213528, 216685, 247640, 260022, 262136, 266910, 280860, 327670, 346696, 355880, 371460, 383842, 393204, 433370, 491505, 520044, 533820, 561720, 575763, 650055, 655340, 742920, 767684, 786408, 866740, 959605, 983010, 1040088, 1067640, 1151526, 1300110, 1310680, 1343447, 1535368, 1733480, 1919210, 1966020, 2303052, 2600220, 2686894, 2878815, 3838420, 3932040, 4030341, 4606104, 5200440, 5373788, 5757630, 6717235, 7676840, 8060682, 10747576, 11515260, 13434470, 16121364, 20151705, 23030520, 26868940, 32242728, 40303410, 53737880, 80606820, 161213640]

約数ペア:

[(1, 161213640), (2, 80606820), (3, 53737880), (4, 40303410), (5, 32242728), (6, 26868940), (7, 23030520), (8, 20151705), (10, 16121364), (12, 13434470), (14, 11515260), (15, 10747576), (20, 8060682), (21, 7676840), (24, 6717235), (28, 5757630), (30, 5373788), (31, 5200440), (35, 4606104), (40, 4030341), (41, 3932040), (42, 3838420), (56, 2878815), (60, 2686894), (62, 2600220), (70, 2303052), (82, 1966020), (84, 1919210), (93, 1733480), (105, 1535368), (120, 1343447), (123, 1310680), (124, 1300110), (140, 1151526), (151, 1067640), (155, 1040088), (164, 983010), (168, 959605), (186, 866740), (205, 786408), (210, 767684), (217, 742920), (246, 655340), (248, 650055), (280, 575763), (287, 561720), (302, 533820), (310, 520044), (328, 491505), (372, 433370), (410, 393204), (420, 383842), (434, 371460), (453, 355880), (465, 346696), (492, 327670), (574, 280860), (604, 266910), (615, 262136), (620, 260022), (651, 247640), (744, 216685), (755, 213528), (820, 196602), (840, 191921), (861, 187240), (868, 185730), (906, 177940), (930, 173348), (984, 163835), (1057, 152520), (1085, 148584), (1148, 140430), (1208, 133455), (1230, 131068), (1240, 130011), (1271, 126840), (1302, 123820), (1435, 112344), (1510, 106764), (1640, 98301), (1722, 93620), (1736, 92865), (1812, 88970), (1860, 86674), (2114, 76260), (2170, 74292), (2265, 71176), (2296, 70215), (2460, 65534), (2542, 63420), (2604, 61910), (2870, 56172), (3020, 53382), (3171, 50840), (3255, 49528), (3444, 46810), (3624, 44485), (3720, 43337), (3813, 42280), (4228, 38130), (4305, 37448), (4340, 37146), (4530, 35588), (4681, 34440), (4920, 32767), (5084, 31710), (5208, 30955), (5285, 30504), (5740, 28086), (6040, 26691), (6191, 26040), (6342, 25420), (6355, 25368), (6510, 24764), (6888, 23405), (7626, 21140), (8456, 19065), (8610, 18724), (8680, 18573), (8897, 18120), (9060, 17794), (9362, 17220), (10168, 15855), (10570, 15252), (11480, 14043), (12382, 13020), (12684, 12710)]