128211876

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1723}}^1$

素因数の和:1802

約数の個数: 96

約数和(自身を含む): 364936320

約数和(自身を除く): 236724444

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 53, 54, 78, 106, 108, 117, 156, 159, 212, 234, 318, 351, 468, 477, 636, 689, 702, 954, 1378, 1404, 1431, 1723, 1908, 2067, 2756, 2862, 3446, 4134, 5169, 5724, 6201, 6892, 8268, 10338, 12402, 15507, 18603, 20676, 22399, 24804, 31014, 37206, 44798, 46521, 62028, 67197, 74412, 89596, 91319, 93042, 134394, 182638, 186084, 201591, 268788, 273957, 365276, 403182, 547914, 604773, 806364, 821871, 1095828, 1187147, 1209546, 1643742, 2374294, 2419092, 2465613, 3287484, 3561441, 4748588, 4931226, 7122882, 9862452, 10684323, 14245764, 21368646, 32052969, 42737292, 64105938, 128211876]

約数ペア:

[(1, 128211876), (2, 64105938), (3, 42737292), (4, 32052969), (6, 21368646), (9, 14245764), (12, 10684323), (13, 9862452), (18, 7122882), (26, 4931226), (27, 4748588), (36, 3561441), (39, 3287484), (52, 2465613), (53, 2419092), (54, 2374294), (78, 1643742), (106, 1209546), (108, 1187147), (117, 1095828), (156, 821871), (159, 806364), (212, 604773), (234, 547914), (318, 403182), (351, 365276), (468, 273957), (477, 268788), (636, 201591), (689, 186084), (702, 182638), (954, 134394), (1378, 93042), (1404, 91319), (1431, 89596), (1723, 74412), (1908, 67197), (2067, 62028), (2756, 46521), (2862, 44798), (3446, 37206), (4134, 31014), (5169, 24804), (5724, 22399), (6201, 20676), (6892, 18603), (8268, 15507), (10338, 12402)]