65415420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{269}}^1$

素因数の和:484

約数の個数: 144

約数和(自身を含む): 228795840

約数和(自身を除く): 163380420

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 193, 210, 252, 269, 315, 386, 420, 538, 579, 630, 772, 807, 965, 1076, 1158, 1260, 1345, 1351, 1614, 1737, 1883, 1930, 2316, 2421, 2690, 2702, 2895, 3228, 3474, 3766, 3860, 4035, 4053, 4842, 5380, 5404, 5649, 5790, 6755, 6948, 7532, 8070, 8106, 8685, 9415, 9684, 11298, 11580, 12105, 12159, 13510, 16140, 16212, 16947, 17370, 18830, 20265, 22596, 24210, 24318, 27020, 28245, 33894, 34740, 37660, 40530, 48420, 48636, 51917, 56490, 60795, 67788, 81060, 84735, 103834, 112980, 121590, 155751, 169470, 207668, 243180, 259585, 311502, 338940, 363419, 467253, 519170, 623004, 726838, 778755, 934506, 1038340, 1090257, 1453676, 1557510, 1817095, 1869012, 2180514, 2336265, 3115020, 3270771, 3634190, 4361028, 4672530, 5451285, 6541542, 7268380, 9345060, 10902570, 13083084, 16353855, 21805140, 32707710, 65415420]

約数ペア:

[(1, 65415420), (2, 32707710), (3, 21805140), (4, 16353855), (5, 13083084), (6, 10902570), (7, 9345060), (9, 7268380), (10, 6541542), (12, 5451285), (14, 4672530), (15, 4361028), (18, 3634190), (20, 3270771), (21, 3115020), (28, 2336265), (30, 2180514), (35, 1869012), (36, 1817095), (42, 1557510), (45, 1453676), (60, 1090257), (63, 1038340), (70, 934506), (84, 778755), (90, 726838), (105, 623004), (126, 519170), (140, 467253), (180, 363419), (193, 338940), (210, 311502), (252, 259585), (269, 243180), (315, 207668), (386, 169470), (420, 155751), (538, 121590), (579, 112980), (630, 103834), (772, 84735), (807, 81060), (965, 67788), (1076, 60795), (1158, 56490), (1260, 51917), (1345, 48636), (1351, 48420), (1614, 40530), (1737, 37660), (1883, 34740), (1930, 33894), (2316, 28245), (2421, 27020), (2690, 24318), (2702, 24210), (2895, 22596), (3228, 20265), (3474, 18830), (3766, 17370), (3860, 16947), (4035, 16212), (4053, 16140), (4842, 13510), (5380, 12159), (5404, 12105), (5649, 11580), (5790, 11298), (6755, 9684), (6948, 9415), (7532, 8685), (8070, 8106)]