66889680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1949}}^1$

素因数の和:1989

約数の個数: 160

約数和(自身を含む): 243734400

約数和(自身を除く): 176844720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 16, 20, 22, 24, 26, 30, 33, 39, 40, 44, 48, 52, 55, 60, 65, 66, 78, 80, 88, 104, 110, 120, 130, 132, 143, 156, 165, 176, 195, 208, 220, 240, 260, 264, 286, 312, 330, 390, 429, 440, 520, 528, 572, 624, 660, 715, 780, 858, 880, 1040, 1144, 1320, 1430, 1560, 1716, 1949, 2145, 2288, 2640, 2860, 3120, 3432, 3898, 4290, 5720, 5847, 6864, 7796, 8580, 9745, 11440, 11694, 15592, 17160, 19490, 21439, 23388, 25337, 29235, 31184, 34320, 38980, 42878, 46776, 50674, 58470, 64317, 76011, 77960, 85756, 93552, 101348, 107195, 116940, 126685, 128634, 152022, 155920, 171512, 202696, 214390, 233880, 253370, 257268, 278707, 304044, 321585, 343024, 380055, 405392, 428780, 467760, 506740, 514536, 557414, 608088, 643170, 760110, 836121, 857560, 1013480, 1029072, 1114828, 1216176, 1286340, 1393535, 1520220, 1672242, 1715120, 2026960, 2229656, 2572680, 2787070, 3040440, 3344484, 4180605, 4459312, 5145360, 5574140, 6080880, 6688968, 8361210, 11148280, 13377936, 16722420, 22296560, 33444840, 66889680]

約数ペア:

[(1, 66889680), (2, 33444840), (3, 22296560), (4, 16722420), (5, 13377936), (6, 11148280), (8, 8361210), (10, 6688968), (11, 6080880), (12, 5574140), (13, 5145360), (15, 4459312), (16, 4180605), (20, 3344484), (22, 3040440), (24, 2787070), (26, 2572680), (30, 2229656), (33, 2026960), (39, 1715120), (40, 1672242), (44, 1520220), (48, 1393535), (52, 1286340), (55, 1216176), (60, 1114828), (65, 1029072), (66, 1013480), (78, 857560), (80, 836121), (88, 760110), (104, 643170), (110, 608088), (120, 557414), (130, 514536), (132, 506740), (143, 467760), (156, 428780), (165, 405392), (176, 380055), (195, 343024), (208, 321585), (220, 304044), (240, 278707), (260, 257268), (264, 253370), (286, 233880), (312, 214390), (330, 202696), (390, 171512), (429, 155920), (440, 152022), (520, 128634), (528, 126685), (572, 116940), (624, 107195), (660, 101348), (715, 93552), (780, 85756), (858, 77960), (880, 76011), (1040, 64317), (1144, 58470), (1320, 50674), (1430, 46776), (1560, 42878), (1716, 38980), (1949, 34320), (2145, 31184), (2288, 29235), (2640, 25337), (2860, 23388), (3120, 21439), (3432, 19490), (3898, 17160), (4290, 15592), (5720, 11694), (5847, 11440), (6864, 9745), (7796, 8580)]