142678620

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{6661}}^1$

素因数の和:6700

約数の個数: 144

約数和(自身を含む): 523793088

約数和(自身を除く): 381114468

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 28, 30, 34, 35, 36, 42, 45, 51, 60, 63, 68, 70, 84, 85, 90, 102, 105, 119, 126, 140, 153, 170, 180, 204, 210, 238, 252, 255, 306, 315, 340, 357, 420, 476, 510, 595, 612, 630, 714, 765, 1020, 1071, 1190, 1260, 1428, 1530, 1785, 2142, 2380, 3060, 3570, 4284, 5355, 6661, 7140, 10710, 13322, 19983, 21420, 26644, 33305, 39966, 46627, 59949, 66610, 79932, 93254, 99915, 113237, 119898, 133220, 139881, 186508, 199830, 226474, 233135, 239796, 279762, 299745, 339711, 399660, 419643, 452948, 466270, 559524, 566185, 599490, 679422, 699405, 792659, 839286, 932540, 1019133, 1132370, 1198980, 1358844, 1398810, 1585318, 1678572, 1698555, 2038266, 2098215, 2264740, 2377977, 2797620, 3170636, 3397110, 3963295, 4076532, 4196430, 4755954, 5095665, 6794220, 7133931, 7926590, 8392860, 9511908, 10191330, 11889885, 14267862, 15853180, 20382660, 23779770, 28535724, 35669655, 47559540, 71339310, 142678620]

約数ペア:

[(1, 142678620), (2, 71339310), (3, 47559540), (4, 35669655), (5, 28535724), (6, 23779770), (7, 20382660), (9, 15853180), (10, 14267862), (12, 11889885), (14, 10191330), (15, 9511908), (17, 8392860), (18, 7926590), (20, 7133931), (21, 6794220), (28, 5095665), (30, 4755954), (34, 4196430), (35, 4076532), (36, 3963295), (42, 3397110), (45, 3170636), (51, 2797620), (60, 2377977), (63, 2264740), (68, 2098215), (70, 2038266), (84, 1698555), (85, 1678572), (90, 1585318), (102, 1398810), (105, 1358844), (119, 1198980), (126, 1132370), (140, 1019133), (153, 932540), (170, 839286), (180, 792659), (204, 699405), (210, 679422), (238, 599490), (252, 566185), (255, 559524), (306, 466270), (315, 452948), (340, 419643), (357, 399660), (420, 339711), (476, 299745), (510, 279762), (595, 239796), (612, 233135), (630, 226474), (714, 199830), (765, 186508), (1020, 139881), (1071, 133220), (1190, 119898), (1260, 113237), (1428, 99915), (1530, 93254), (1785, 79932), (2142, 66610), (2380, 59949), (3060, 46627), (3570, 39966), (4284, 33305), (5355, 26644), (6661, 21420), (7140, 19983), (10710, 13322)]