251291232

素因数分解:

$2^5\times 3^2\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{163}}^1$

素因数の和:333

約数の個数: 144

約数和(自身を含む): 739812528

約数和(自身を除く): 488521296

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 53, 72, 96, 101, 106, 144, 159, 163, 202, 212, 288, 303, 318, 326, 404, 424, 477, 489, 606, 636, 652, 808, 848, 909, 954, 978, 1212, 1272, 1304, 1467, 1616, 1696, 1818, 1908, 1956, 2424, 2544, 2608, 2934, 3232, 3636, 3816, 3912, 4848, 5088, 5216, 5353, 5868, 7272, 7632, 7824, 8639, 9696, 10706, 11736, 14544, 15264, 15648, 16059, 16463, 17278, 21412, 23472, 25917, 29088, 32118, 32926, 34556, 42824, 46944, 48177, 49389, 51834, 64236, 65852, 69112, 77751, 85648, 96354, 98778, 103668, 128472, 131704, 138224, 148167, 155502, 171296, 192708, 197556, 207336, 256944, 263408, 276448, 296334, 311004, 385416, 395112, 414672, 513888, 526816, 592668, 622008, 770832, 790224, 829344, 872539, 1185336, 1244016, 1541664, 1580448, 1745078, 2370672, 2488032, 2617617, 3490156, 4741344, 5235234, 6980312, 7852851, 10470468, 13960624, 15705702, 20940936, 27921248, 31411404, 41881872, 62822808, 83763744, 125645616, 251291232]

約数ペア:

[(1, 251291232), (2, 125645616), (3, 83763744), (4, 62822808), (6, 41881872), (8, 31411404), (9, 27921248), (12, 20940936), (16, 15705702), (18, 13960624), (24, 10470468), (32, 7852851), (36, 6980312), (48, 5235234), (53, 4741344), (72, 3490156), (96, 2617617), (101, 2488032), (106, 2370672), (144, 1745078), (159, 1580448), (163, 1541664), (202, 1244016), (212, 1185336), (288, 872539), (303, 829344), (318, 790224), (326, 770832), (404, 622008), (424, 592668), (477, 526816), (489, 513888), (606, 414672), (636, 395112), (652, 385416), (808, 311004), (848, 296334), (909, 276448), (954, 263408), (978, 256944), (1212, 207336), (1272, 197556), (1304, 192708), (1467, 171296), (1616, 155502), (1696, 148167), (1818, 138224), (1908, 131704), (1956, 128472), (2424, 103668), (2544, 98778), (2608, 96354), (2934, 85648), (3232, 77751), (3636, 69112), (3816, 65852), (3912, 64236), (4848, 51834), (5088, 49389), (5216, 48177), (5353, 46944), (5868, 42824), (7272, 34556), (7632, 32926), (7824, 32118), (8639, 29088), (9696, 25917), (10706, 23472), (11736, 21412), (14544, 17278), (15264, 16463), (15648, 16059)]