76699980

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{197}}^1$

素因数の和:325

約数の個数: 192

約数和(自身を含む): 276756480

約数和(自身を除く): 200056500

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 103, 105, 108, 126, 135, 140, 180, 189, 197, 206, 210, 252, 270, 309, 315, 378, 394, 412, 420, 515, 540, 591, 618, 630, 721, 756, 788, 927, 945, 985, 1030, 1182, 1236, 1260, 1379, 1442, 1545, 1773, 1854, 1890, 1970, 2060, 2163, 2364, 2758, 2781, 2884, 2955, 3090, 3546, 3605, 3708, 3780, 3940, 4137, 4326, 4635, 5319, 5516, 5562, 5910, 6180, 6489, 6895, 7092, 7210, 8274, 8652, 8865, 9270, 10638, 10815, 11124, 11820, 12411, 12978, 13790, 13905, 14420, 16548, 17730, 18540, 19467, 20291, 20685, 21276, 21630, 24822, 25956, 26595, 27580, 27810, 32445, 35460, 37233, 38934, 40582, 41370, 43260, 49644, 53190, 55620, 60873, 62055, 64890, 74466, 77868, 81164, 82740, 97335, 101455, 106380, 121746, 124110, 129780, 142037, 148932, 182619, 186165, 194670, 202910, 243492, 248220, 284074, 304365, 365238, 372330, 389340, 405820, 426111, 547857, 568148, 608730, 710185, 730476, 744660, 852222, 913095, 1095714, 1217460, 1278333, 1420370, 1704444, 1826190, 2130555, 2191428, 2556666, 2739285, 2840740, 3652380, 3834999, 4261110, 5113332, 5478570, 6391665, 7669998, 8522220, 10957140, 12783330, 15339996, 19174995, 25566660, 38349990, 76699980]

約数ペア:

[(1, 76699980), (2, 38349990), (3, 25566660), (4, 19174995), (5, 15339996), (6, 12783330), (7, 10957140), (9, 8522220), (10, 7669998), (12, 6391665), (14, 5478570), (15, 5113332), (18, 4261110), (20, 3834999), (21, 3652380), (27, 2840740), (28, 2739285), (30, 2556666), (35, 2191428), (36, 2130555), (42, 1826190), (45, 1704444), (54, 1420370), (60, 1278333), (63, 1217460), (70, 1095714), (84, 913095), (90, 852222), (103, 744660), (105, 730476), (108, 710185), (126, 608730), (135, 568148), (140, 547857), (180, 426111), (189, 405820), (197, 389340), (206, 372330), (210, 365238), (252, 304365), (270, 284074), (309, 248220), (315, 243492), (378, 202910), (394, 194670), (412, 186165), (420, 182619), (515, 148932), (540, 142037), (591, 129780), (618, 124110), (630, 121746), (721, 106380), (756, 101455), (788, 97335), (927, 82740), (945, 81164), (985, 77868), (1030, 74466), (1182, 64890), (1236, 62055), (1260, 60873), (1379, 55620), (1442, 53190), (1545, 49644), (1773, 43260), (1854, 41370), (1890, 40582), (1970, 38934), (2060, 37233), (2163, 35460), (2364, 32445), (2758, 27810), (2781, 27580), (2884, 26595), (2955, 25956), (3090, 24822), (3546, 21630), (3605, 21276), (3708, 20685), (3780, 20291), (3940, 19467), (4137, 18540), (4326, 17730), (4635, 16548), (5319, 14420), (5516, 13905), (5562, 13790), (5910, 12978), (6180, 12411), (6489, 11820), (6895, 11124), (7092, 10815), (7210, 10638), (8274, 9270), (8652, 8865)]