40991616

素因数分解:

$2^7\times 3^3\times {\mathrm{29}}^1\times {\mathrm{409}}^1$

素因数の和:461

約数の個数: 128

約数和(自身を含む): 125460000

約数和(自身を除く): 84468384

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 29, 32, 36, 48, 54, 58, 64, 72, 87, 96, 108, 116, 128, 144, 174, 192, 216, 232, 261, 288, 348, 384, 409, 432, 464, 522, 576, 696, 783, 818, 864, 928, 1044, 1152, 1227, 1392, 1566, 1636, 1728, 1856, 2088, 2454, 2784, 3132, 3272, 3456, 3681, 3712, 4176, 4908, 5568, 6264, 6544, 7362, 8352, 9816, 11043, 11136, 11861, 12528, 13088, 14724, 16704, 19632, 22086, 23722, 25056, 26176, 29448, 33408, 35583, 39264, 44172, 47444, 50112, 52352, 58896, 71166, 78528, 88344, 94888, 100224, 106749, 117792, 142332, 157056, 176688, 189776, 213498, 235584, 284664, 320247, 353376, 379552, 426996, 471168, 569328, 640494, 706752, 759104, 853992, 1138656, 1280988, 1413504, 1518208, 1707984, 2277312, 2561976, 3415968, 4554624, 5123952, 6831936, 10247904, 13663872, 20495808, 40991616]

約数ペア:

[(1, 40991616), (2, 20495808), (3, 13663872), (4, 10247904), (6, 6831936), (8, 5123952), (9, 4554624), (12, 3415968), (16, 2561976), (18, 2277312), (24, 1707984), (27, 1518208), (29, 1413504), (32, 1280988), (36, 1138656), (48, 853992), (54, 759104), (58, 706752), (64, 640494), (72, 569328), (87, 471168), (96, 426996), (108, 379552), (116, 353376), (128, 320247), (144, 284664), (174, 235584), (192, 213498), (216, 189776), (232, 176688), (261, 157056), (288, 142332), (348, 117792), (384, 106749), (409, 100224), (432, 94888), (464, 88344), (522, 78528), (576, 71166), (696, 58896), (783, 52352), (818, 50112), (864, 47444), (928, 44172), (1044, 39264), (1152, 35583), (1227, 33408), (1392, 29448), (1566, 26176), (1636, 25056), (1728, 23722), (1856, 22086), (2088, 19632), (2454, 16704), (2784, 14724), (3132, 13088), (3272, 12528), (3456, 11861), (3681, 11136), (3712, 11043), (4176, 9816), (4908, 8352), (5568, 7362), (6264, 6544)]