7485920

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1$

素因数の和:148

約数の個数: 96

約数和(自身を含む): 19686240

約数和(自身を除く): 12200320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 59, 61, 65, 80, 104, 118, 122, 130, 160, 208, 236, 244, 260, 295, 305, 416, 472, 488, 520, 590, 610, 767, 793, 944, 976, 1040, 1180, 1220, 1534, 1586, 1888, 1952, 2080, 2360, 2440, 3068, 3172, 3599, 3835, 3965, 4720, 4880, 6136, 6344, 7198, 7670, 7930, 9440, 9760, 12272, 12688, 14396, 15340, 15860, 17995, 24544, 25376, 28792, 30680, 31720, 35990, 46787, 57584, 61360, 63440, 71980, 93574, 115168, 122720, 126880, 143960, 187148, 233935, 287920, 374296, 467870, 575840, 748592, 935740, 1497184, 1871480, 3742960, 7485920]

約数ペア:

[(1, 7485920), (2, 3742960), (4, 1871480), (5, 1497184), (8, 935740), (10, 748592), (13, 575840), (16, 467870), (20, 374296), (26, 287920), (32, 233935), (40, 187148), (52, 143960), (59, 126880), (61, 122720), (65, 115168), (80, 93574), (104, 71980), (118, 63440), (122, 61360), (130, 57584), (160, 46787), (208, 35990), (236, 31720), (244, 30680), (260, 28792), (295, 25376), (305, 24544), (416, 17995), (472, 15860), (488, 15340), (520, 14396), (590, 12688), (610, 12272), (767, 9760), (793, 9440), (944, 7930), (976, 7670), (1040, 7198), (1180, 6344), (1220, 6136), (1534, 4880), (1586, 4720), (1888, 3965), (1952, 3835), (2080, 3599), (2360, 3172), (2440, 3068)]