1394180820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{39317}}^1$

素因数の和:39529

約数の個数: 72

約数和(自身を含む): 4250590344

約数和(自身を除く): 2856409524

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 197, 394, 591, 788, 985, 1182, 1773, 1970, 2364, 2955, 3546, 3940, 5910, 7092, 8865, 11820, 17730, 35460, 39317, 78634, 117951, 157268, 196585, 235902, 353853, 393170, 471804, 589755, 707706, 786340, 1179510, 1415412, 1769265, 2359020, 3538530, 7077060, 7745449, 15490898, 23236347, 30981796, 38727245, 46472694, 69709041, 77454490, 92945388, 116181735, 139418082, 154908980, 232363470, 278836164, 348545205, 464726940, 697090410, 1394180820]

約数ペア:

[(1, 1394180820), (2, 697090410), (3, 464726940), (4, 348545205), (5, 278836164), (6, 232363470), (9, 154908980), (10, 139418082), (12, 116181735), (15, 92945388), (18, 77454490), (20, 69709041), (30, 46472694), (36, 38727245), (45, 30981796), (60, 23236347), (90, 15490898), (180, 7745449), (197, 7077060), (394, 3538530), (591, 2359020), (788, 1769265), (985, 1415412), (1182, 1179510), (1773, 786340), (1970, 707706), (2364, 589755), (2955, 471804), (3546, 393170), (3940, 353853), (5910, 235902), (7092, 196585), (8865, 157268), (11820, 117951), (17730, 78634), (35460, 39317)]