71298144

素因数分解:

$2^5\times 3^5\times {\mathrm{53}}^1\times {\mathrm{173}}^1$

素因数の和:251

約数の個数: 144

約数和(自身を含む): 215469072

約数和(自身を除く): 144170928

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 53, 54, 72, 81, 96, 106, 108, 144, 159, 162, 173, 212, 216, 243, 288, 318, 324, 346, 424, 432, 477, 486, 519, 636, 648, 692, 848, 864, 954, 972, 1038, 1272, 1296, 1384, 1431, 1557, 1696, 1908, 1944, 2076, 2544, 2592, 2768, 2862, 3114, 3816, 3888, 4152, 4293, 4671, 5088, 5536, 5724, 6228, 7632, 7776, 8304, 8586, 9169, 9342, 11448, 12456, 12879, 14013, 15264, 16608, 17172, 18338, 18684, 22896, 24912, 25758, 27507, 28026, 34344, 36676, 37368, 42039, 45792, 49824, 51516, 55014, 56052, 68688, 73352, 74736, 82521, 84078, 103032, 110028, 112104, 137376, 146704, 149472, 165042, 168156, 206064, 220056, 224208, 247563, 293408, 330084, 336312, 412128, 440112, 448416, 495126, 660168, 672624, 742689, 880224, 990252, 1320336, 1345248, 1485378, 1980504, 2228067, 2640672, 2970756, 3961008, 4456134, 5941512, 7922016, 8912268, 11883024, 17824536, 23766048, 35649072, 71298144]

約数ペア:

[(1, 71298144), (2, 35649072), (3, 23766048), (4, 17824536), (6, 11883024), (8, 8912268), (9, 7922016), (12, 5941512), (16, 4456134), (18, 3961008), (24, 2970756), (27, 2640672), (32, 2228067), (36, 1980504), (48, 1485378), (53, 1345248), (54, 1320336), (72, 990252), (81, 880224), (96, 742689), (106, 672624), (108, 660168), (144, 495126), (159, 448416), (162, 440112), (173, 412128), (212, 336312), (216, 330084), (243, 293408), (288, 247563), (318, 224208), (324, 220056), (346, 206064), (424, 168156), (432, 165042), (477, 149472), (486, 146704), (519, 137376), (636, 112104), (648, 110028), (692, 103032), (848, 84078), (864, 82521), (954, 74736), (972, 73352), (1038, 68688), (1272, 56052), (1296, 55014), (1384, 51516), (1431, 49824), (1557, 45792), (1696, 42039), (1908, 37368), (1944, 36676), (2076, 34344), (2544, 28026), (2592, 27507), (2768, 25758), (2862, 24912), (3114, 22896), (3816, 18684), (3888, 18338), (4152, 17172), (4293, 16608), (4671, 15264), (5088, 14013), (5536, 12879), (5724, 12456), (6228, 11448), (7632, 9342), (7776, 9169), (8304, 8586)]