243595520

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{877}}^1$

素因数の和:936

約数の個数: 144

約数和(自身を含む): 689138688

約数和(自身を除く): 445543168

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 128, 140, 155, 160, 217, 224, 248, 256, 280, 310, 320, 434, 448, 496, 560, 620, 640, 868, 877, 896, 992, 1085, 1120, 1240, 1280, 1736, 1754, 1792, 1984, 2170, 2240, 2480, 3472, 3508, 3968, 4340, 4385, 4480, 4960, 6139, 6944, 7016, 7936, 8680, 8770, 8960, 9920, 12278, 13888, 14032, 17360, 17540, 19840, 24556, 27187, 27776, 28064, 30695, 34720, 35080, 39680, 49112, 54374, 55552, 56128, 61390, 69440, 70160, 98224, 108748, 112256, 122780, 135935, 138880, 140320, 190309, 196448, 217496, 224512, 245560, 271870, 277760, 280640, 380618, 392896, 434992, 491120, 543740, 561280, 761236, 785792, 869984, 951545, 982240, 1087480, 1122560, 1522472, 1571584, 1739968, 1903090, 1964480, 2174960, 3044944, 3479936, 3806180, 3928960, 4349920, 6089888, 6959872, 7612360, 7857920, 8699840, 12179776, 15224720, 17399680, 24359552, 30449440, 34799360, 48719104, 60898880, 121797760, 243595520]

約数ペア:

[(1, 243595520), (2, 121797760), (4, 60898880), (5, 48719104), (7, 34799360), (8, 30449440), (10, 24359552), (14, 17399680), (16, 15224720), (20, 12179776), (28, 8699840), (31, 7857920), (32, 7612360), (35, 6959872), (40, 6089888), (56, 4349920), (62, 3928960), (64, 3806180), (70, 3479936), (80, 3044944), (112, 2174960), (124, 1964480), (128, 1903090), (140, 1739968), (155, 1571584), (160, 1522472), (217, 1122560), (224, 1087480), (248, 982240), (256, 951545), (280, 869984), (310, 785792), (320, 761236), (434, 561280), (448, 543740), (496, 491120), (560, 434992), (620, 392896), (640, 380618), (868, 280640), (877, 277760), (896, 271870), (992, 245560), (1085, 224512), (1120, 217496), (1240, 196448), (1280, 190309), (1736, 140320), (1754, 138880), (1792, 135935), (1984, 122780), (2170, 112256), (2240, 108748), (2480, 98224), (3472, 70160), (3508, 69440), (3968, 61390), (4340, 56128), (4385, 55552), (4480, 54374), (4960, 49112), (6139, 39680), (6944, 35080), (7016, 34720), (7936, 30695), (8680, 28064), (8770, 27776), (8960, 27187), (9920, 24556), (12278, 19840), (13888, 17540), (14032, 17360)]