157680120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1657}}^1$

素因数の和:1745

約数の個数: 128

約数和(自身を含む): 518091840

約数和(自身を除く): 360411720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 61, 65, 78, 104, 120, 122, 130, 156, 183, 195, 244, 260, 305, 312, 366, 390, 488, 520, 610, 732, 780, 793, 915, 1220, 1464, 1560, 1586, 1657, 1830, 2379, 2440, 3172, 3314, 3660, 3965, 4758, 4971, 6344, 6628, 7320, 7930, 8285, 9516, 9942, 11895, 13256, 15860, 16570, 19032, 19884, 21541, 23790, 24855, 31720, 33140, 39768, 43082, 47580, 49710, 64623, 66280, 86164, 95160, 99420, 101077, 107705, 129246, 172328, 198840, 202154, 215410, 258492, 303231, 323115, 404308, 430820, 505385, 516984, 606462, 646230, 808616, 861640, 1010770, 1212924, 1292460, 1314001, 1516155, 2021540, 2425848, 2584920, 2628002, 3032310, 3942003, 4043080, 5256004, 6064620, 6570005, 7884006, 10512008, 12129240, 13140010, 15768012, 19710015, 26280020, 31536024, 39420030, 52560040, 78840060, 157680120]

約数ペア:

[(1, 157680120), (2, 78840060), (3, 52560040), (4, 39420030), (5, 31536024), (6, 26280020), (8, 19710015), (10, 15768012), (12, 13140010), (13, 12129240), (15, 10512008), (20, 7884006), (24, 6570005), (26, 6064620), (30, 5256004), (39, 4043080), (40, 3942003), (52, 3032310), (60, 2628002), (61, 2584920), (65, 2425848), (78, 2021540), (104, 1516155), (120, 1314001), (122, 1292460), (130, 1212924), (156, 1010770), (183, 861640), (195, 808616), (244, 646230), (260, 606462), (305, 516984), (312, 505385), (366, 430820), (390, 404308), (488, 323115), (520, 303231), (610, 258492), (732, 215410), (780, 202154), (793, 198840), (915, 172328), (1220, 129246), (1464, 107705), (1560, 101077), (1586, 99420), (1657, 95160), (1830, 86164), (2379, 66280), (2440, 64623), (3172, 49710), (3314, 47580), (3660, 43082), (3965, 39768), (4758, 33140), (4971, 31720), (6344, 24855), (6628, 23790), (7320, 21541), (7930, 19884), (8285, 19032), (9516, 16570), (9942, 15860), (11895, 13256)]