6721401780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1\times {\mathrm{6793}}^1$

素因数の和:7070

約数の個数: 144

約数和(自身を含む): 21366858240

約数和(自身を除く): 14645456460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 239, 276, 345, 414, 460, 478, 690, 717, 828, 956, 1035, 1195, 1380, 1434, 2070, 2151, 2390, 2868, 3585, 4140, 4302, 4780, 5497, 6793, 7170, 8604, 10755, 10994, 13586, 14340, 16491, 20379, 21510, 21988, 27172, 27485, 32982, 33965, 40758, 43020, 49473, 54970, 61137, 65964, 67930, 81516, 82455, 98946, 101895, 109940, 122274, 135860, 156239, 164910, 197892, 203790, 244548, 247365, 305685, 312478, 329820, 407580, 468717, 494730, 611370, 624956, 781195, 937434, 989460, 1222740, 1406151, 1562390, 1623527, 1874868, 2343585, 2812302, 3124780, 3247054, 4687170, 4870581, 5624604, 6494108, 7030755, 8117635, 9374340, 9741162, 14061510, 14611743, 16235270, 19482324, 24352905, 28123020, 29223486, 32470540, 37341121, 48705810, 58446972, 73058715, 74682242, 97411620, 112023363, 146117430, 149364484, 186705605, 224046726, 292234860, 336070089, 373411210, 448093452, 560116815, 672140178, 746822420, 1120233630, 1344280356, 1680350445, 2240467260, 3360700890, 6721401780]

約数ペア:

[(1, 6721401780), (2, 3360700890), (3, 2240467260), (4, 1680350445), (5, 1344280356), (6, 1120233630), (9, 746822420), (10, 672140178), (12, 560116815), (15, 448093452), (18, 373411210), (20, 336070089), (23, 292234860), (30, 224046726), (36, 186705605), (45, 149364484), (46, 146117430), (60, 112023363), (69, 97411620), (90, 74682242), (92, 73058715), (115, 58446972), (138, 48705810), (180, 37341121), (207, 32470540), (230, 29223486), (239, 28123020), (276, 24352905), (345, 19482324), (414, 16235270), (460, 14611743), (478, 14061510), (690, 9741162), (717, 9374340), (828, 8117635), (956, 7030755), (1035, 6494108), (1195, 5624604), (1380, 4870581), (1434, 4687170), (2070, 3247054), (2151, 3124780), (2390, 2812302), (2868, 2343585), (3585, 1874868), (4140, 1623527), (4302, 1562390), (4780, 1406151), (5497, 1222740), (6793, 989460), (7170, 937434), (8604, 781195), (10755, 624956), (10994, 611370), (13586, 494730), (14340, 468717), (16491, 407580), (20379, 329820), (21510, 312478), (21988, 305685), (27172, 247365), (27485, 244548), (32982, 203790), (33965, 197892), (40758, 164910), (43020, 156239), (49473, 135860), (54970, 122274), (61137, 109940), (65964, 101895), (67930, 98946), (81516, 82455)]