51498840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{397}}^1$

素因数の和:481

約数の個数: 128

約数和(自身を含む): 165058560

約数和(自身を除く): 113559720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 47, 60, 69, 92, 94, 115, 120, 138, 141, 184, 188, 230, 235, 276, 282, 345, 376, 397, 460, 470, 552, 564, 690, 705, 794, 920, 940, 1081, 1128, 1191, 1380, 1410, 1588, 1880, 1985, 2162, 2382, 2760, 2820, 3176, 3243, 3970, 4324, 4764, 5405, 5640, 5955, 6486, 7940, 8648, 9131, 9528, 10810, 11910, 12972, 15880, 16215, 18262, 18659, 21620, 23820, 25944, 27393, 32430, 36524, 37318, 43240, 45655, 47640, 54786, 55977, 64860, 73048, 74636, 91310, 93295, 109572, 111954, 129720, 136965, 149272, 182620, 186590, 219144, 223908, 273930, 279885, 365240, 373180, 429157, 447816, 547860, 559770, 746360, 858314, 1095720, 1119540, 1287471, 1716628, 2145785, 2239080, 2574942, 3433256, 4291570, 5149884, 6437355, 8583140, 10299768, 12874710, 17166280, 25749420, 51498840]

約数ペア:

[(1, 51498840), (2, 25749420), (3, 17166280), (4, 12874710), (5, 10299768), (6, 8583140), (8, 6437355), (10, 5149884), (12, 4291570), (15, 3433256), (20, 2574942), (23, 2239080), (24, 2145785), (30, 1716628), (40, 1287471), (46, 1119540), (47, 1095720), (60, 858314), (69, 746360), (92, 559770), (94, 547860), (115, 447816), (120, 429157), (138, 373180), (141, 365240), (184, 279885), (188, 273930), (230, 223908), (235, 219144), (276, 186590), (282, 182620), (345, 149272), (376, 136965), (397, 129720), (460, 111954), (470, 109572), (552, 93295), (564, 91310), (690, 74636), (705, 73048), (794, 64860), (920, 55977), (940, 54786), (1081, 47640), (1128, 45655), (1191, 43240), (1380, 37318), (1410, 36524), (1588, 32430), (1880, 27393), (1985, 25944), (2162, 23820), (2382, 21620), (2760, 18659), (2820, 18262), (3176, 16215), (3243, 15880), (3970, 12972), (4324, 11910), (4764, 10810), (5405, 9528), (5640, 9131), (5955, 8648), (6486, 7940)]