29919400

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:144

約数の個数: 144

約数和(自身を含む): 83967840

約数和(自身を除く): 54048440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 43, 49, 50, 56, 70, 71, 86, 98, 100, 140, 142, 172, 175, 196, 200, 215, 245, 280, 284, 301, 344, 350, 355, 392, 430, 490, 497, 568, 602, 700, 710, 860, 980, 994, 1075, 1204, 1225, 1400, 1420, 1505, 1720, 1775, 1960, 1988, 2107, 2150, 2408, 2450, 2485, 2840, 3010, 3053, 3479, 3550, 3976, 4214, 4300, 4900, 4970, 6020, 6106, 6958, 7100, 7525, 8428, 8600, 9800, 9940, 10535, 12040, 12212, 12425, 13916, 14200, 15050, 15265, 16856, 17395, 19880, 21070, 21371, 24424, 24850, 27832, 30100, 30530, 34790, 42140, 42742, 49700, 52675, 60200, 61060, 69580, 76325, 84280, 85484, 86975, 99400, 105350, 106855, 122120, 139160, 149597, 152650, 170968, 173950, 210700, 213710, 299194, 305300, 347900, 421400, 427420, 534275, 598388, 610600, 695800, 747985, 854840, 1068550, 1196776, 1495970, 2137100, 2991940, 3739925, 4274200, 5983880, 7479850, 14959700, 29919400]

約数ペア:

[(1, 29919400), (2, 14959700), (4, 7479850), (5, 5983880), (7, 4274200), (8, 3739925), (10, 2991940), (14, 2137100), (20, 1495970), (25, 1196776), (28, 1068550), (35, 854840), (40, 747985), (43, 695800), (49, 610600), (50, 598388), (56, 534275), (70, 427420), (71, 421400), (86, 347900), (98, 305300), (100, 299194), (140, 213710), (142, 210700), (172, 173950), (175, 170968), (196, 152650), (200, 149597), (215, 139160), (245, 122120), (280, 106855), (284, 105350), (301, 99400), (344, 86975), (350, 85484), (355, 84280), (392, 76325), (430, 69580), (490, 61060), (497, 60200), (568, 52675), (602, 49700), (700, 42742), (710, 42140), (860, 34790), (980, 30530), (994, 30100), (1075, 27832), (1204, 24850), (1225, 24424), (1400, 21371), (1420, 21070), (1505, 19880), (1720, 17395), (1775, 16856), (1960, 15265), (1988, 15050), (2107, 14200), (2150, 13916), (2408, 12425), (2450, 12212), (2485, 12040), (2840, 10535), (3010, 9940), (3053, 9800), (3479, 8600), (3550, 8428), (3976, 7525), (4214, 7100), (4300, 6958), (4900, 6106), (4970, 6020)]