67178970

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{197}}^1\times {\mathrm{421}}^1$

素因数の和:637

約数の個数: 80

約数和(自身を含む): 181984968

約数和(自身を除く): 114805998

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 197, 270, 394, 405, 421, 591, 810, 842, 985, 1182, 1263, 1773, 1970, 2105, 2526, 2955, 3546, 3789, 4210, 5319, 5910, 6315, 7578, 8865, 10638, 11367, 12630, 15957, 17730, 18945, 22734, 26595, 31914, 34101, 37890, 53190, 56835, 68202, 79785, 82937, 113670, 159570, 165874, 170505, 248811, 341010, 414685, 497622, 746433, 829370, 1244055, 1492866, 2239299, 2488110, 3732165, 4478598, 6717897, 7464330, 11196495, 13435794, 22392990, 33589485, 67178970]

約数ペア:

[(1, 67178970), (2, 33589485), (3, 22392990), (5, 13435794), (6, 11196495), (9, 7464330), (10, 6717897), (15, 4478598), (18, 3732165), (27, 2488110), (30, 2239299), (45, 1492866), (54, 1244055), (81, 829370), (90, 746433), (135, 497622), (162, 414685), (197, 341010), (270, 248811), (394, 170505), (405, 165874), (421, 159570), (591, 113670), (810, 82937), (842, 79785), (985, 68202), (1182, 56835), (1263, 53190), (1773, 37890), (1970, 34101), (2105, 31914), (2526, 26595), (2955, 22734), (3546, 18945), (3789, 17730), (4210, 15957), (5319, 12630), (5910, 11367), (6315, 10638), (7578, 8865)]