28835520

素因数分解:

$2^6\times 3^1\times 5^1\times 7^2\times {\mathrm{613}}^1$

素因数の和:647

約数の個数: 168

約数和(自身を含む): 106673904

約数和(自身を除く): 77838384

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 64, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 192, 196, 210, 224, 240, 245, 280, 294, 320, 336, 392, 420, 448, 480, 490, 560, 588, 613, 672, 735, 784, 840, 960, 980, 1120, 1176, 1226, 1344, 1470, 1568, 1680, 1839, 1960, 2240, 2352, 2452, 2940, 3065, 3136, 3360, 3678, 3920, 4291, 4704, 4904, 5880, 6130, 6720, 7356, 7840, 8582, 9195, 9408, 9808, 11760, 12260, 12873, 14712, 15680, 17164, 18390, 19616, 21455, 23520, 24520, 25746, 29424, 30037, 34328, 36780, 39232, 42910, 47040, 49040, 51492, 58848, 60074, 64365, 68656, 73560, 85820, 90111, 98080, 102984, 117696, 120148, 128730, 137312, 147120, 150185, 171640, 180222, 196160, 205968, 240296, 257460, 274624, 294240, 300370, 343280, 360444, 411936, 450555, 480592, 514920, 588480, 600740, 686560, 720888, 823872, 901110, 961184, 1029840, 1201480, 1373120, 1441776, 1802220, 1922368, 2059680, 2402960, 2883552, 3604440, 4119360, 4805920, 5767104, 7208880, 9611840, 14417760, 28835520]

約数ペア:

[(1, 28835520), (2, 14417760), (3, 9611840), (4, 7208880), (5, 5767104), (6, 4805920), (7, 4119360), (8, 3604440), (10, 2883552), (12, 2402960), (14, 2059680), (15, 1922368), (16, 1802220), (20, 1441776), (21, 1373120), (24, 1201480), (28, 1029840), (30, 961184), (32, 901110), (35, 823872), (40, 720888), (42, 686560), (48, 600740), (49, 588480), (56, 514920), (60, 480592), (64, 450555), (70, 411936), (80, 360444), (84, 343280), (96, 300370), (98, 294240), (105, 274624), (112, 257460), (120, 240296), (140, 205968), (147, 196160), (160, 180222), (168, 171640), (192, 150185), (196, 147120), (210, 137312), (224, 128730), (240, 120148), (245, 117696), (280, 102984), (294, 98080), (320, 90111), (336, 85820), (392, 73560), (420, 68656), (448, 64365), (480, 60074), (490, 58848), (560, 51492), (588, 49040), (613, 47040), (672, 42910), (735, 39232), (784, 36780), (840, 34328), (960, 30037), (980, 29424), (1120, 25746), (1176, 24520), (1226, 23520), (1344, 21455), (1470, 19616), (1568, 18390), (1680, 17164), (1839, 15680), (1960, 14712), (2240, 12873), (2352, 12260), (2452, 11760), (2940, 9808), (3065, 9408), (3136, 9195), (3360, 8582), (3678, 7840), (3920, 7356), (4291, 6720), (4704, 6130), (4904, 5880)]