31470075

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1$

素因数の和:118

約数の個数: 144

約数和(自身を含む): 73120320

約数和(自身を除く): 41650245

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 25, 29, 35, 39, 45, 53, 63, 65, 75, 87, 91, 105, 117, 145, 159, 175, 195, 203, 225, 261, 265, 273, 315, 325, 371, 377, 435, 455, 477, 525, 585, 609, 689, 725, 795, 819, 975, 1015, 1113, 1131, 1305, 1325, 1365, 1537, 1575, 1827, 1855, 1885, 2067, 2175, 2275, 2385, 2639, 2925, 3045, 3339, 3393, 3445, 3975, 4095, 4611, 4823, 5075, 5565, 5655, 6201, 6525, 6825, 7685, 7917, 9135, 9275, 9425, 10335, 10759, 11925, 13195, 13833, 14469, 15225, 16695, 16965, 17225, 19981, 20475, 23055, 23751, 24115, 27825, 28275, 31005, 32277, 38425, 39585, 43407, 45675, 51675, 53795, 59943, 65975, 69165, 72345, 83475, 84825, 96831, 99905, 115275, 118755, 120575, 139867, 155025, 161385, 179829, 197925, 217035, 268975, 299715, 345825, 361725, 419601, 484155, 499525, 593775, 699335, 806925, 899145, 1085175, 1258803, 1498575, 2098005, 2420775, 3496675, 4495725, 6294015, 10490025, 31470075]

約数ペア:

[(1, 31470075), (3, 10490025), (5, 6294015), (7, 4495725), (9, 3496675), (13, 2420775), (15, 2098005), (21, 1498575), (25, 1258803), (29, 1085175), (35, 899145), (39, 806925), (45, 699335), (53, 593775), (63, 499525), (65, 484155), (75, 419601), (87, 361725), (91, 345825), (105, 299715), (117, 268975), (145, 217035), (159, 197925), (175, 179829), (195, 161385), (203, 155025), (225, 139867), (261, 120575), (265, 118755), (273, 115275), (315, 99905), (325, 96831), (371, 84825), (377, 83475), (435, 72345), (455, 69165), (477, 65975), (525, 59943), (585, 53795), (609, 51675), (689, 45675), (725, 43407), (795, 39585), (819, 38425), (975, 32277), (1015, 31005), (1113, 28275), (1131, 27825), (1305, 24115), (1325, 23751), (1365, 23055), (1537, 20475), (1575, 19981), (1827, 17225), (1855, 16965), (1885, 16695), (2067, 15225), (2175, 14469), (2275, 13833), (2385, 13195), (2639, 11925), (2925, 10759), (3045, 10335), (3339, 9425), (3393, 9275), (3445, 9135), (3975, 7917), (4095, 7685), (4611, 6825), (4823, 6525), (5075, 6201), (5565, 5655)]