31489650

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1$

素因数の和:193

約数の個数: 144

約数和(自身を含む): 92851200

約数和(自身を除く): 61361550

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 25, 29, 30, 38, 45, 50, 57, 58, 75, 87, 90, 95, 114, 127, 145, 150, 171, 174, 190, 225, 254, 261, 285, 290, 342, 381, 435, 450, 475, 522, 551, 570, 635, 725, 762, 855, 870, 950, 1102, 1143, 1270, 1305, 1425, 1450, 1653, 1710, 1905, 2175, 2286, 2413, 2610, 2755, 2850, 3175, 3306, 3683, 3810, 4275, 4350, 4826, 4959, 5510, 5715, 6350, 6525, 7239, 7366, 8265, 8550, 9525, 9918, 11049, 11430, 12065, 13050, 13775, 14478, 16530, 18415, 19050, 21717, 22098, 24130, 24795, 27550, 28575, 33147, 36195, 36830, 41325, 43434, 49590, 55245, 57150, 60325, 66294, 69977, 72390, 82650, 92075, 108585, 110490, 120650, 123975, 139954, 165735, 180975, 184150, 209931, 217170, 247950, 276225, 331470, 349885, 361950, 419862, 542925, 552450, 629793, 699770, 828675, 1049655, 1085850, 1259586, 1657350, 1749425, 2099310, 3148965, 3498850, 5248275, 6297930, 10496550, 15744825, 31489650]

約数ペア:

[(1, 31489650), (2, 15744825), (3, 10496550), (5, 6297930), (6, 5248275), (9, 3498850), (10, 3148965), (15, 2099310), (18, 1749425), (19, 1657350), (25, 1259586), (29, 1085850), (30, 1049655), (38, 828675), (45, 699770), (50, 629793), (57, 552450), (58, 542925), (75, 419862), (87, 361950), (90, 349885), (95, 331470), (114, 276225), (127, 247950), (145, 217170), (150, 209931), (171, 184150), (174, 180975), (190, 165735), (225, 139954), (254, 123975), (261, 120650), (285, 110490), (290, 108585), (342, 92075), (381, 82650), (435, 72390), (450, 69977), (475, 66294), (522, 60325), (551, 57150), (570, 55245), (635, 49590), (725, 43434), (762, 41325), (855, 36830), (870, 36195), (950, 33147), (1102, 28575), (1143, 27550), (1270, 24795), (1305, 24130), (1425, 22098), (1450, 21717), (1653, 19050), (1710, 18415), (1905, 16530), (2175, 14478), (2286, 13775), (2413, 13050), (2610, 12065), (2755, 11430), (2850, 11049), (3175, 9918), (3306, 9525), (3683, 8550), (3810, 8265), (4275, 7366), (4350, 7239), (4826, 6525), (4959, 6350), (5510, 5715)]