409456620

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{197}}^1\times {\mathrm{1283}}^1$

素因数の和:1501

約数の個数: 120

約数和(自身を含む): 1292007024

約数和(自身を除く): 882550404

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 197, 270, 324, 394, 405, 540, 591, 788, 810, 985, 1182, 1283, 1620, 1773, 1970, 2364, 2566, 2955, 3546, 3849, 3940, 5132, 5319, 5910, 6415, 7092, 7698, 8865, 10638, 11547, 11820, 12830, 15396, 15957, 17730, 19245, 21276, 23094, 25660, 26595, 31914, 34641, 35460, 38490, 46188, 53190, 57735, 63828, 69282, 76980, 79785, 103923, 106380, 115470, 138564, 159570, 173205, 207846, 230940, 252751, 319140, 346410, 415692, 505502, 519615, 692820, 758253, 1011004, 1039230, 1263755, 1516506, 2078460, 2274759, 2527510, 3033012, 3791265, 4549518, 5055020, 6824277, 7582530, 9099036, 11373795, 13648554, 15165060, 20472831, 22747590, 27297108, 34121385, 40945662, 45495180, 68242770, 81891324, 102364155, 136485540, 204728310, 409456620]

約数ペア:

[(1, 409456620), (2, 204728310), (3, 136485540), (4, 102364155), (5, 81891324), (6, 68242770), (9, 45495180), (10, 40945662), (12, 34121385), (15, 27297108), (18, 22747590), (20, 20472831), (27, 15165060), (30, 13648554), (36, 11373795), (45, 9099036), (54, 7582530), (60, 6824277), (81, 5055020), (90, 4549518), (108, 3791265), (135, 3033012), (162, 2527510), (180, 2274759), (197, 2078460), (270, 1516506), (324, 1263755), (394, 1039230), (405, 1011004), (540, 758253), (591, 692820), (788, 519615), (810, 505502), (985, 415692), (1182, 346410), (1283, 319140), (1620, 252751), (1773, 230940), (1970, 207846), (2364, 173205), (2566, 159570), (2955, 138564), (3546, 115470), (3849, 106380), (3940, 103923), (5132, 79785), (5319, 76980), (5910, 69282), (6415, 63828), (7092, 57735), (7698, 53190), (8865, 46188), (10638, 38490), (11547, 35460), (11820, 34641), (12830, 31914), (15396, 26595), (15957, 25660), (17730, 23094), (19245, 21276)]