156945780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{887}}^1\times {\mathrm{983}}^1$

素因数の和:1885

約数の個数: 72

約数和(自身を含む): 477090432

約数和(自身を除く): 320144652

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 887, 983, 1774, 1966, 2661, 2949, 3548, 3932, 4435, 4915, 5322, 5898, 7983, 8847, 8870, 9830, 10644, 11796, 13305, 14745, 15966, 17694, 17740, 19660, 26610, 29490, 31932, 35388, 39915, 44235, 53220, 58980, 79830, 88470, 159660, 176940, 871921, 1743842, 2615763, 3487684, 4359605, 5231526, 7847289, 8719210, 10463052, 13078815, 15694578, 17438420, 26157630, 31389156, 39236445, 52315260, 78472890, 156945780]

約数ペア:

[(1, 156945780), (2, 78472890), (3, 52315260), (4, 39236445), (5, 31389156), (6, 26157630), (9, 17438420), (10, 15694578), (12, 13078815), (15, 10463052), (18, 8719210), (20, 7847289), (30, 5231526), (36, 4359605), (45, 3487684), (60, 2615763), (90, 1743842), (180, 871921), (887, 176940), (983, 159660), (1774, 88470), (1966, 79830), (2661, 58980), (2949, 53220), (3548, 44235), (3932, 39915), (4435, 35388), (4915, 31932), (5322, 29490), (5898, 26610), (7983, 19660), (8847, 17740), (8870, 17694), (9830, 15966), (10644, 14745), (11796, 13305)]