15342720

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:214

約数の個数: 128

約数和(自身を含む): 50086080

約数和(自身を除く): 34743360

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, 131, 160, 183, 192, 240, 244, 262, 305, 320, 366, 384, 393, 480, 488, 524, 610, 640, 655, 732, 786, 915, 960, 976, 1048, 1220, 1310, 1464, 1572, 1830, 1920, 1952, 1965, 2096, 2440, 2620, 2928, 3144, 3660, 3904, 3930, 4192, 4880, 5240, 5856, 6288, 7320, 7808, 7860, 7991, 8384, 9760, 10480, 11712, 12576, 14640, 15720, 15982, 16768, 19520, 20960, 23424, 23973, 25152, 29280, 31440, 31964, 39040, 39955, 41920, 47946, 50304, 58560, 62880, 63928, 79910, 83840, 95892, 117120, 119865, 125760, 127856, 159820, 191784, 239730, 251520, 255712, 319640, 383568, 479460, 511424, 639280, 767136, 958920, 1022848, 1278560, 1534272, 1917840, 2557120, 3068544, 3835680, 5114240, 7671360, 15342720]

約数ペア:

[(1, 15342720), (2, 7671360), (3, 5114240), (4, 3835680), (5, 3068544), (6, 2557120), (8, 1917840), (10, 1534272), (12, 1278560), (15, 1022848), (16, 958920), (20, 767136), (24, 639280), (30, 511424), (32, 479460), (40, 383568), (48, 319640), (60, 255712), (61, 251520), (64, 239730), (80, 191784), (96, 159820), (120, 127856), (122, 125760), (128, 119865), (131, 117120), (160, 95892), (183, 83840), (192, 79910), (240, 63928), (244, 62880), (262, 58560), (305, 50304), (320, 47946), (366, 41920), (384, 39955), (393, 39040), (480, 31964), (488, 31440), (524, 29280), (610, 25152), (640, 23973), (655, 23424), (732, 20960), (786, 19520), (915, 16768), (960, 15982), (976, 15720), (1048, 14640), (1220, 12576), (1310, 11712), (1464, 10480), (1572, 9760), (1830, 8384), (1920, 7991), (1952, 7860), (1965, 7808), (2096, 7320), (2440, 6288), (2620, 5856), (2928, 5240), (3144, 4880), (3660, 4192), (3904, 3930)]