54784980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{193}}^1$

素因数の和:310

約数の個数: 144

約数和(自身を含む): 177952320

約数和(自身を除く): 123167340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 83, 90, 95, 114, 166, 171, 180, 190, 193, 228, 249, 285, 332, 342, 380, 386, 415, 498, 570, 579, 684, 747, 772, 830, 855, 965, 996, 1140, 1158, 1245, 1494, 1577, 1660, 1710, 1737, 1930, 2316, 2490, 2895, 2988, 3154, 3420, 3474, 3667, 3735, 3860, 4731, 4980, 5790, 6308, 6948, 7334, 7470, 7885, 8685, 9462, 11001, 11580, 14193, 14668, 14940, 15770, 16019, 17370, 18335, 18924, 22002, 23655, 28386, 31540, 32038, 33003, 34740, 36670, 44004, 47310, 48057, 55005, 56772, 64076, 66006, 70965, 73340, 80095, 94620, 96114, 110010, 132012, 141930, 144171, 160190, 165015, 192228, 220020, 240285, 283860, 288342, 304361, 320380, 330030, 480570, 576684, 608722, 660060, 720855, 913083, 961140, 1217444, 1441710, 1521805, 1826166, 2739249, 2883420, 3043610, 3652332, 4565415, 5478498, 6087220, 9130830, 10956996, 13696245, 18261660, 27392490, 54784980]

約数ペア:

[(1, 54784980), (2, 27392490), (3, 18261660), (4, 13696245), (5, 10956996), (6, 9130830), (9, 6087220), (10, 5478498), (12, 4565415), (15, 3652332), (18, 3043610), (19, 2883420), (20, 2739249), (30, 1826166), (36, 1521805), (38, 1441710), (45, 1217444), (57, 961140), (60, 913083), (76, 720855), (83, 660060), (90, 608722), (95, 576684), (114, 480570), (166, 330030), (171, 320380), (180, 304361), (190, 288342), (193, 283860), (228, 240285), (249, 220020), (285, 192228), (332, 165015), (342, 160190), (380, 144171), (386, 141930), (415, 132012), (498, 110010), (570, 96114), (579, 94620), (684, 80095), (747, 73340), (772, 70965), (830, 66006), (855, 64076), (965, 56772), (996, 55005), (1140, 48057), (1158, 47310), (1245, 44004), (1494, 36670), (1577, 34740), (1660, 33003), (1710, 32038), (1737, 31540), (1930, 28386), (2316, 23655), (2490, 22002), (2895, 18924), (2988, 18335), (3154, 17370), (3420, 16019), (3474, 15770), (3667, 14940), (3735, 14668), (3860, 14193), (4731, 11580), (4980, 11001), (5790, 9462), (6308, 8685), (6948, 7885), (7334, 7470)]