66698820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{307}}^1$

素因数の和:410

約数の個数: 144

約数和(自身を含む): 217945728

約数和(自身を除く): 151246908

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 71, 85, 90, 102, 142, 153, 170, 180, 204, 213, 255, 284, 306, 307, 340, 355, 426, 510, 612, 614, 639, 710, 765, 852, 921, 1020, 1065, 1207, 1228, 1278, 1420, 1530, 1535, 1842, 2130, 2414, 2556, 2763, 3060, 3070, 3195, 3621, 3684, 4260, 4605, 4828, 5219, 5526, 6035, 6140, 6390, 7242, 9210, 10438, 10863, 11052, 12070, 12780, 13815, 14484, 15657, 18105, 18420, 20876, 21726, 21797, 24140, 26095, 27630, 31314, 36210, 43452, 43594, 46971, 52190, 54315, 55260, 62628, 65391, 72420, 78285, 87188, 93942, 104380, 108630, 108985, 130782, 156570, 187884, 196173, 217260, 217970, 234855, 261564, 313140, 326955, 370549, 392346, 435940, 469710, 653910, 741098, 784692, 939420, 980865, 1111647, 1307820, 1482196, 1852745, 1961730, 2223294, 3334941, 3705490, 3923460, 4446588, 5558235, 6669882, 7410980, 11116470, 13339764, 16674705, 22232940, 33349410, 66698820]

約数ペア:

[(1, 66698820), (2, 33349410), (3, 22232940), (4, 16674705), (5, 13339764), (6, 11116470), (9, 7410980), (10, 6669882), (12, 5558235), (15, 4446588), (17, 3923460), (18, 3705490), (20, 3334941), (30, 2223294), (34, 1961730), (36, 1852745), (45, 1482196), (51, 1307820), (60, 1111647), (68, 980865), (71, 939420), (85, 784692), (90, 741098), (102, 653910), (142, 469710), (153, 435940), (170, 392346), (180, 370549), (204, 326955), (213, 313140), (255, 261564), (284, 234855), (306, 217970), (307, 217260), (340, 196173), (355, 187884), (426, 156570), (510, 130782), (612, 108985), (614, 108630), (639, 104380), (710, 93942), (765, 87188), (852, 78285), (921, 72420), (1020, 65391), (1065, 62628), (1207, 55260), (1228, 54315), (1278, 52190), (1420, 46971), (1530, 43594), (1535, 43452), (1842, 36210), (2130, 31314), (2414, 27630), (2556, 26095), (2763, 24140), (3060, 21797), (3070, 21726), (3195, 20876), (3621, 18420), (3684, 18105), (4260, 15657), (4605, 14484), (4828, 13815), (5219, 12780), (5526, 12070), (6035, 11052), (6140, 10863), (6390, 10438), (7242, 9210)]