66400740

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{349}}^1$

素因数の和:522

約数の個数: 144

約数和(自身を含む): 232377600

約数和(自身を除く): 165976860

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 151, 180, 210, 252, 302, 315, 349, 420, 453, 604, 630, 698, 755, 906, 1047, 1057, 1260, 1359, 1396, 1510, 1745, 1812, 2094, 2114, 2265, 2443, 2718, 3020, 3141, 3171, 3490, 4188, 4228, 4530, 4886, 5235, 5285, 5436, 6282, 6342, 6795, 6980, 7329, 9060, 9513, 9772, 10470, 10570, 12215, 12564, 12684, 13590, 14658, 15705, 15855, 19026, 20940, 21140, 21987, 24430, 27180, 29316, 31410, 31710, 36645, 38052, 43974, 47565, 48860, 52699, 62820, 63420, 73290, 87948, 95130, 105398, 109935, 146580, 158097, 190260, 210796, 219870, 263495, 316194, 368893, 439740, 474291, 526990, 632388, 737786, 790485, 948582, 1053980, 1106679, 1475572, 1580970, 1844465, 1897164, 2213358, 2371455, 3161940, 3320037, 3688930, 4426716, 4742910, 5533395, 6640074, 7377860, 9485820, 11066790, 13280148, 16600185, 22133580, 33200370, 66400740]

約数ペア:

[(1, 66400740), (2, 33200370), (3, 22133580), (4, 16600185), (5, 13280148), (6, 11066790), (7, 9485820), (9, 7377860), (10, 6640074), (12, 5533395), (14, 4742910), (15, 4426716), (18, 3688930), (20, 3320037), (21, 3161940), (28, 2371455), (30, 2213358), (35, 1897164), (36, 1844465), (42, 1580970), (45, 1475572), (60, 1106679), (63, 1053980), (70, 948582), (84, 790485), (90, 737786), (105, 632388), (126, 526990), (140, 474291), (151, 439740), (180, 368893), (210, 316194), (252, 263495), (302, 219870), (315, 210796), (349, 190260), (420, 158097), (453, 146580), (604, 109935), (630, 105398), (698, 95130), (755, 87948), (906, 73290), (1047, 63420), (1057, 62820), (1260, 52699), (1359, 48860), (1396, 47565), (1510, 43974), (1745, 38052), (1812, 36645), (2094, 31710), (2114, 31410), (2265, 29316), (2443, 27180), (2718, 24430), (3020, 21987), (3141, 21140), (3171, 20940), (3490, 19026), (4188, 15855), (4228, 15705), (4530, 14658), (4886, 13590), (5235, 12684), (5285, 12564), (5436, 12215), (6282, 10570), (6342, 10470), (6795, 9772), (6980, 9513), (7329, 9060)]