19559040

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{167}}^1$

素因数の和:250

約数の個数: 128

約数和(自身を含む): 63745920

約数和(自身を除く): 44186880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 61, 64, 80, 96, 120, 122, 128, 160, 167, 183, 192, 240, 244, 305, 320, 334, 366, 384, 480, 488, 501, 610, 640, 668, 732, 835, 915, 960, 976, 1002, 1220, 1336, 1464, 1670, 1830, 1920, 1952, 2004, 2440, 2505, 2672, 2928, 3340, 3660, 3904, 4008, 4880, 5010, 5344, 5856, 6680, 7320, 7808, 8016, 9760, 10020, 10187, 10688, 11712, 13360, 14640, 16032, 19520, 20040, 20374, 21376, 23424, 26720, 29280, 30561, 32064, 39040, 40080, 40748, 50935, 53440, 58560, 61122, 64128, 80160, 81496, 101870, 106880, 117120, 122244, 152805, 160320, 162992, 203740, 244488, 305610, 320640, 325984, 407480, 488976, 611220, 651968, 814960, 977952, 1222440, 1303936, 1629920, 1955904, 2444880, 3259840, 3911808, 4889760, 6519680, 9779520, 19559040]

約数ペア:

[(1, 19559040), (2, 9779520), (3, 6519680), (4, 4889760), (5, 3911808), (6, 3259840), (8, 2444880), (10, 1955904), (12, 1629920), (15, 1303936), (16, 1222440), (20, 977952), (24, 814960), (30, 651968), (32, 611220), (40, 488976), (48, 407480), (60, 325984), (61, 320640), (64, 305610), (80, 244488), (96, 203740), (120, 162992), (122, 160320), (128, 152805), (160, 122244), (167, 117120), (183, 106880), (192, 101870), (240, 81496), (244, 80160), (305, 64128), (320, 61122), (334, 58560), (366, 53440), (384, 50935), (480, 40748), (488, 40080), (501, 39040), (610, 32064), (640, 30561), (668, 29280), (732, 26720), (835, 23424), (915, 21376), (960, 20374), (976, 20040), (1002, 19520), (1220, 16032), (1336, 14640), (1464, 13360), (1670, 11712), (1830, 10688), (1920, 10187), (1952, 10020), (2004, 9760), (2440, 8016), (2505, 7808), (2672, 7320), (2928, 6680), (3340, 5856), (3660, 5344), (3904, 5010), (4008, 4880)]