142871220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1$

素因数の和:302

約数の個数: 144

約数和(自身を含む): 447999552

約数和(自身を除く): 305128332

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 73, 83, 90, 131, 146, 166, 180, 219, 249, 262, 292, 332, 365, 393, 415, 438, 498, 524, 655, 657, 730, 747, 786, 830, 876, 996, 1095, 1179, 1245, 1310, 1314, 1460, 1494, 1572, 1660, 1965, 2190, 2358, 2490, 2620, 2628, 2988, 3285, 3735, 3930, 4380, 4716, 4980, 5895, 6059, 6570, 7470, 7860, 9563, 10873, 11790, 12118, 13140, 14940, 18177, 19126, 21746, 23580, 24236, 28689, 30295, 32619, 36354, 38252, 43492, 47815, 54365, 54531, 57378, 60590, 65238, 72708, 86067, 90885, 95630, 97857, 108730, 109062, 114756, 121180, 130476, 143445, 163095, 172134, 181770, 191260, 195714, 217460, 218124, 272655, 286890, 326190, 344268, 363540, 391428, 430335, 489285, 545310, 573780, 652380, 793729, 860670, 978570, 1090620, 1587458, 1721340, 1957140, 2381187, 3174916, 3968645, 4762374, 7143561, 7937290, 9524748, 11905935, 14287122, 15874580, 23811870, 28574244, 35717805, 47623740, 71435610, 142871220]

約数ペア:

[(1, 142871220), (2, 71435610), (3, 47623740), (4, 35717805), (5, 28574244), (6, 23811870), (9, 15874580), (10, 14287122), (12, 11905935), (15, 9524748), (18, 7937290), (20, 7143561), (30, 4762374), (36, 3968645), (45, 3174916), (60, 2381187), (73, 1957140), (83, 1721340), (90, 1587458), (131, 1090620), (146, 978570), (166, 860670), (180, 793729), (219, 652380), (249, 573780), (262, 545310), (292, 489285), (332, 430335), (365, 391428), (393, 363540), (415, 344268), (438, 326190), (498, 286890), (524, 272655), (655, 218124), (657, 217460), (730, 195714), (747, 191260), (786, 181770), (830, 172134), (876, 163095), (996, 143445), (1095, 130476), (1179, 121180), (1245, 114756), (1310, 109062), (1314, 108730), (1460, 97857), (1494, 95630), (1572, 90885), (1660, 86067), (1965, 72708), (2190, 65238), (2358, 60590), (2490, 57378), (2620, 54531), (2628, 54365), (2988, 47815), (3285, 43492), (3735, 38252), (3930, 36354), (4380, 32619), (4716, 30295), (4980, 28689), (5895, 24236), (6059, 23580), (6570, 21746), (7470, 19126), (7860, 18177), (9563, 14940), (10873, 13140), (11790, 12118)]