1888402425

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{29}}^2\times {\mathrm{47}}^1$

素因数の和:145

約数の個数: 216

約数和(自身を含む): 4136985216

約数和(自身を除く): 2248582791

約数列:

[1, 3, 5, 7, 13, 15, 21, 25, 29, 35, 39, 47, 49, 65, 75, 87, 91, 105, 141, 145, 147, 175, 195, 203, 235, 245, 273, 325, 329, 377, 435, 455, 525, 609, 611, 637, 705, 725, 735, 841, 975, 987, 1015, 1131, 1175, 1225, 1363, 1365, 1421, 1645, 1833, 1885, 1911, 2175, 2275, 2303, 2523, 2639, 3045, 3055, 3185, 3525, 3675, 4089, 4205, 4263, 4277, 4935, 5075, 5655, 5887, 6815, 6825, 6909, 7105, 7917, 8225, 9165, 9425, 9541, 9555, 10933, 11515, 12615, 12831, 13195, 15225, 15275, 15925, 17661, 17719, 18473, 20445, 21025, 21315, 21385, 24675, 28275, 28623, 29435, 29939, 32799, 34075, 34545, 35525, 39527, 39585, 41209, 45825, 47705, 47775, 53157, 54665, 55419, 57575, 63075, 64155, 65975, 66787, 76531, 88305, 88595, 89817, 92365, 102225, 106575, 106925, 118581, 123627, 124033, 143115, 147175, 149695, 163995, 172725, 197635, 197925, 200361, 206045, 229593, 238525, 265785, 273325, 276689, 277095, 320775, 333935, 372099, 382655, 441525, 442975, 449085, 461825, 513851, 535717, 592905, 618135, 620165, 715575, 748475, 819975, 830067, 868231, 988175, 1001805, 1030225, 1147965, 1328925, 1383445, 1385475, 1541553, 1607151, 1669675, 1860495, 1913275, 1936823, 2245425, 2569255, 2604693, 2678585, 2964525, 3090675, 3100825, 3596957, 4150335, 4341155, 5009025, 5739825, 5810469, 6917225, 7707765, 8035755, 9302475, 9684115, 10790871, 12846275, 13023465, 13392925, 17984785, 20751675, 21705775, 25178699, 29052345, 38538825, 40178775, 48420575, 53954355, 65117325, 75536097, 89923925, 125893495, 145261725, 269771775, 377680485, 629467475, 1888402425]

約数ペア:

[(1, 1888402425), (3, 629467475), (5, 377680485), (7, 269771775), (13, 145261725), (15, 125893495), (21, 89923925), (25, 75536097), (29, 65117325), (35, 53954355), (39, 48420575), (47, 40178775), (49, 38538825), (65, 29052345), (75, 25178699), (87, 21705775), (91, 20751675), (105, 17984785), (141, 13392925), (145, 13023465), (147, 12846275), (175, 10790871), (195, 9684115), (203, 9302475), (235, 8035755), (245, 7707765), (273, 6917225), (325, 5810469), (329, 5739825), (377, 5009025), (435, 4341155), (455, 4150335), (525, 3596957), (609, 3100825), (611, 3090675), (637, 2964525), (705, 2678585), (725, 2604693), (735, 2569255), (841, 2245425), (975, 1936823), (987, 1913275), (1015, 1860495), (1131, 1669675), (1175, 1607151), (1225, 1541553), (1363, 1385475), (1365, 1383445), (1421, 1328925), (1645, 1147965), (1833, 1030225), (1885, 1001805), (1911, 988175), (2175, 868231), (2275, 830067), (2303, 819975), (2523, 748475), (2639, 715575), (3045, 620165), (3055, 618135), (3185, 592905), (3525, 535717), (3675, 513851), (4089, 461825), (4205, 449085), (4263, 442975), (4277, 441525), (4935, 382655), (5075, 372099), (5655, 333935), (5887, 320775), (6815, 277095), (6825, 276689), (6909, 273325), (7105, 265785), (7917, 238525), (8225, 229593), (9165, 206045), (9425, 200361), (9541, 197925), (9555, 197635), (10933, 172725), (11515, 163995), (12615, 149695), (12831, 147175), (13195, 143115), (15225, 124033), (15275, 123627), (15925, 118581), (17661, 106925), (17719, 106575), (18473, 102225), (20445, 92365), (21025, 89817), (21315, 88595), (21385, 88305), (24675, 76531), (28275, 66787), (28623, 65975), (29435, 64155), (29939, 63075), (32799, 57575), (34075, 55419), (34545, 54665), (35525, 53157), (39527, 47775), (39585, 47705), (41209, 45825)]