30369990

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{181}}^1$

素因数の和:262

約数の個数: 128

約数和(自身を含む): 90574848

約数和(自身を除く): 60204858

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 17, 21, 30, 34, 35, 42, 47, 51, 70, 85, 94, 102, 105, 119, 141, 170, 181, 210, 235, 238, 255, 282, 329, 357, 362, 470, 510, 543, 595, 658, 705, 714, 799, 905, 987, 1086, 1190, 1267, 1410, 1598, 1645, 1785, 1810, 1974, 2397, 2534, 2715, 3077, 3290, 3570, 3801, 3995, 4794, 4935, 5430, 5593, 6154, 6335, 7602, 7990, 8507, 9231, 9870, 11186, 11985, 12670, 15385, 16779, 17014, 18462, 19005, 21539, 23970, 25521, 27965, 30770, 33558, 38010, 42535, 43078, 46155, 51042, 55930, 59549, 64617, 83895, 85070, 92310, 107695, 119098, 127605, 129234, 144619, 167790, 178647, 215390, 255210, 289238, 297745, 323085, 357294, 433857, 595490, 646170, 723095, 867714, 893235, 1012333, 1446190, 1786470, 2024666, 2169285, 3036999, 4338570, 5061665, 6073998, 10123330, 15184995, 30369990]

約数ペア:

[(1, 30369990), (2, 15184995), (3, 10123330), (5, 6073998), (6, 5061665), (7, 4338570), (10, 3036999), (14, 2169285), (15, 2024666), (17, 1786470), (21, 1446190), (30, 1012333), (34, 893235), (35, 867714), (42, 723095), (47, 646170), (51, 595490), (70, 433857), (85, 357294), (94, 323085), (102, 297745), (105, 289238), (119, 255210), (141, 215390), (170, 178647), (181, 167790), (210, 144619), (235, 129234), (238, 127605), (255, 119098), (282, 107695), (329, 92310), (357, 85070), (362, 83895), (470, 64617), (510, 59549), (543, 55930), (595, 51042), (658, 46155), (705, 43078), (714, 42535), (799, 38010), (905, 33558), (987, 30770), (1086, 27965), (1190, 25521), (1267, 23970), (1410, 21539), (1598, 19005), (1645, 18462), (1785, 17014), (1810, 16779), (1974, 15385), (2397, 12670), (2534, 11985), (2715, 11186), (3077, 9870), (3290, 9231), (3570, 8507), (3801, 7990), (3995, 7602), (4794, 6335), (4935, 6154), (5430, 5593)]