31355520

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{2333}}^1$

素因数の和:2362

約数の個数: 128

約数和(自身を含む): 114272640

約数和(自身を除く): 82917120

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, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 840, 896, 960, 1120, 1344, 1680, 1920, 2240, 2333, 2688, 3360, 4480, 4666, 6720, 6999, 9332, 11665, 13440, 13998, 16331, 18664, 23330, 27996, 32662, 34995, 37328, 46660, 48993, 55992, 65324, 69990, 74656, 81655, 93320, 97986, 111984, 130648, 139980, 149312, 163310, 186640, 195972, 223968, 244965, 261296, 279960, 298624, 326620, 373280, 391944, 447936, 489930, 522592, 559920, 653240, 746560, 783888, 895872, 979860, 1045184, 1119840, 1306480, 1493120, 1567776, 1959720, 2090368, 2239680, 2612960, 3135552, 3919440, 4479360, 5225920, 6271104, 7838880, 10451840, 15677760, 31355520]

約数ペア:

[(1, 31355520), (2, 15677760), (3, 10451840), (4, 7838880), (5, 6271104), (6, 5225920), (7, 4479360), (8, 3919440), (10, 3135552), (12, 2612960), (14, 2239680), (15, 2090368), (16, 1959720), (20, 1567776), (21, 1493120), (24, 1306480), (28, 1119840), (30, 1045184), (32, 979860), (35, 895872), (40, 783888), (42, 746560), (48, 653240), (56, 559920), (60, 522592), (64, 489930), (70, 447936), (80, 391944), (84, 373280), (96, 326620), (105, 298624), (112, 279960), (120, 261296), (128, 244965), (140, 223968), (160, 195972), (168, 186640), (192, 163310), (210, 149312), (224, 139980), (240, 130648), (280, 111984), (320, 97986), (336, 93320), (384, 81655), (420, 74656), (448, 69990), (480, 65324), (560, 55992), (640, 48993), (672, 46660), (840, 37328), (896, 34995), (960, 32662), (1120, 27996), (1344, 23330), (1680, 18664), (1920, 16331), (2240, 13998), (2333, 13440), (2688, 11665), (3360, 9332), (4480, 6999), (4666, 6720)]