66771320

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1$

素因数の和:218

約数の個数: 192

約数和(自身を含む): 201916800

約数和(自身を除く): 135145480

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 19, 20, 22, 28, 35, 38, 40, 44, 49, 55, 56, 70, 76, 77, 88, 95, 98, 110, 133, 140, 152, 154, 163, 190, 196, 209, 220, 245, 266, 280, 308, 326, 380, 385, 392, 418, 440, 490, 532, 539, 616, 652, 665, 760, 770, 815, 836, 931, 980, 1045, 1064, 1078, 1141, 1304, 1330, 1463, 1540, 1630, 1672, 1793, 1862, 1960, 2090, 2156, 2282, 2660, 2695, 2926, 3080, 3097, 3260, 3586, 3724, 4180, 4312, 4564, 4655, 5320, 5390, 5705, 5852, 6194, 6520, 7172, 7315, 7448, 7987, 8360, 8965, 9128, 9310, 10241, 10780, 11410, 11704, 12388, 12551, 14344, 14630, 15485, 15974, 17930, 18620, 20482, 21560, 21679, 22820, 24776, 25102, 29260, 30970, 31948, 34067, 35860, 37240, 39935, 40964, 43358, 45640, 50204, 51205, 58520, 61940, 62755, 63896, 68134, 71720, 79870, 81928, 86716, 87857, 100408, 102410, 108395, 123880, 125510, 136268, 151753, 159740, 170335, 173432, 175714, 204820, 216790, 238469, 251020, 272536, 303506, 319480, 340670, 351428, 409640, 433580, 439285, 476938, 502040, 607012, 681340, 702856, 758765, 867160, 878570, 953876, 1192345, 1214024, 1362680, 1517530, 1669283, 1757140, 1907752, 2384690, 3035060, 3338566, 3514280, 4769380, 6070120, 6677132, 8346415, 9538760, 13354264, 16692830, 33385660, 66771320]

約数ペア:

[(1, 66771320), (2, 33385660), (4, 16692830), (5, 13354264), (7, 9538760), (8, 8346415), (10, 6677132), (11, 6070120), (14, 4769380), (19, 3514280), (20, 3338566), (22, 3035060), (28, 2384690), (35, 1907752), (38, 1757140), (40, 1669283), (44, 1517530), (49, 1362680), (55, 1214024), (56, 1192345), (70, 953876), (76, 878570), (77, 867160), (88, 758765), (95, 702856), (98, 681340), (110, 607012), (133, 502040), (140, 476938), (152, 439285), (154, 433580), (163, 409640), (190, 351428), (196, 340670), (209, 319480), (220, 303506), (245, 272536), (266, 251020), (280, 238469), (308, 216790), (326, 204820), (380, 175714), (385, 173432), (392, 170335), (418, 159740), (440, 151753), (490, 136268), (532, 125510), (539, 123880), (616, 108395), (652, 102410), (665, 100408), (760, 87857), (770, 86716), (815, 81928), (836, 79870), (931, 71720), (980, 68134), (1045, 63896), (1064, 62755), (1078, 61940), (1141, 58520), (1304, 51205), (1330, 50204), (1463, 45640), (1540, 43358), (1630, 40964), (1672, 39935), (1793, 37240), (1862, 35860), (1960, 34067), (2090, 31948), (2156, 30970), (2282, 29260), (2660, 25102), (2695, 24776), (2926, 22820), (3080, 21679), (3097, 21560), (3260, 20482), (3586, 18620), (3724, 17930), (4180, 15974), (4312, 15485), (4564, 14630), (4655, 14344), (5320, 12551), (5390, 12388), (5705, 11704), (5852, 11410), (6194, 10780), (6520, 10241), (7172, 9310), (7315, 9128), (7448, 8965), (7987, 8360)]