66948840

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{857}}^1$

素因数の和:912

約数の個数: 192

約数和(自身を含む): 256988160

約数和(自身を除く): 190039320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 31, 35, 36, 40, 42, 45, 56, 60, 62, 63, 70, 72, 84, 90, 93, 105, 120, 124, 126, 140, 155, 168, 180, 186, 210, 217, 248, 252, 279, 280, 310, 315, 360, 372, 420, 434, 465, 504, 558, 620, 630, 651, 744, 840, 857, 868, 930, 1085, 1116, 1240, 1260, 1302, 1395, 1714, 1736, 1860, 1953, 2170, 2232, 2520, 2571, 2604, 2790, 3255, 3428, 3720, 3906, 4285, 4340, 5142, 5208, 5580, 5999, 6510, 6856, 7713, 7812, 8570, 8680, 9765, 10284, 11160, 11998, 12855, 13020, 15426, 15624, 17140, 17997, 19530, 20568, 23996, 25710, 26040, 26567, 29995, 30852, 34280, 35994, 38565, 39060, 47992, 51420, 53134, 53991, 59990, 61704, 71988, 77130, 78120, 79701, 89985, 102840, 106268, 107982, 119980, 132835, 143976, 154260, 159402, 179970, 185969, 212536, 215964, 239103, 239960, 265670, 269955, 308520, 318804, 359940, 371938, 398505, 431928, 478206, 531340, 539910, 557907, 637608, 719880, 743876, 797010, 929845, 956412, 1062680, 1079820, 1115814, 1195515, 1487752, 1594020, 1673721, 1859690, 1912824, 2159640, 2231628, 2391030, 2789535, 3188040, 3347442, 3719380, 4463256, 4782060, 5579070, 6694884, 7438760, 8368605, 9564120, 11158140, 13389768, 16737210, 22316280, 33474420, 66948840]

約数ペア:

[(1, 66948840), (2, 33474420), (3, 22316280), (4, 16737210), (5, 13389768), (6, 11158140), (7, 9564120), (8, 8368605), (9, 7438760), (10, 6694884), (12, 5579070), (14, 4782060), (15, 4463256), (18, 3719380), (20, 3347442), (21, 3188040), (24, 2789535), (28, 2391030), (30, 2231628), (31, 2159640), (35, 1912824), (36, 1859690), (40, 1673721), (42, 1594020), (45, 1487752), (56, 1195515), (60, 1115814), (62, 1079820), (63, 1062680), (70, 956412), (72, 929845), (84, 797010), (90, 743876), (93, 719880), (105, 637608), (120, 557907), (124, 539910), (126, 531340), (140, 478206), (155, 431928), (168, 398505), (180, 371938), (186, 359940), (210, 318804), (217, 308520), (248, 269955), (252, 265670), (279, 239960), (280, 239103), (310, 215964), (315, 212536), (360, 185969), (372, 179970), (420, 159402), (434, 154260), (465, 143976), (504, 132835), (558, 119980), (620, 107982), (630, 106268), (651, 102840), (744, 89985), (840, 79701), (857, 78120), (868, 77130), (930, 71988), (1085, 61704), (1116, 59990), (1240, 53991), (1260, 53134), (1302, 51420), (1395, 47992), (1714, 39060), (1736, 38565), (1860, 35994), (1953, 34280), (2170, 30852), (2232, 29995), (2520, 26567), (2571, 26040), (2604, 25710), (2790, 23996), (3255, 20568), (3428, 19530), (3720, 17997), (3906, 17140), (4285, 15624), (4340, 15426), (5142, 13020), (5208, 12855), (5580, 11998), (5999, 11160), (6510, 10284), (6856, 9765), (7713, 8680), (7812, 8570)]