261007600

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{31}}^2\times {\mathrm{97}}^1$

素因数の和:184

約数の個数: 180

約数和(自身を含む): 748150032

約数和(自身を除く): 487142432

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 31, 35, 40, 50, 56, 62, 70, 80, 97, 100, 112, 124, 140, 155, 175, 194, 200, 217, 248, 280, 310, 350, 388, 400, 434, 485, 496, 560, 620, 679, 700, 775, 776, 868, 961, 970, 1085, 1240, 1358, 1400, 1550, 1552, 1736, 1922, 1940, 2170, 2425, 2480, 2716, 2800, 3007, 3100, 3395, 3472, 3844, 3880, 4340, 4805, 4850, 5425, 5432, 6014, 6200, 6727, 6790, 7688, 7760, 8680, 9610, 9700, 10850, 10864, 12028, 12400, 13454, 13580, 15035, 15376, 16975, 17360, 19220, 19400, 21049, 21700, 24025, 24056, 26908, 27160, 30070, 33635, 33950, 38440, 38800, 42098, 43400, 48050, 48112, 53816, 54320, 60140, 67270, 67900, 75175, 76880, 84196, 86800, 93217, 96100, 105245, 107632, 120280, 134540, 135800, 150350, 168175, 168392, 186434, 192200, 210490, 240560, 269080, 271600, 300700, 336350, 336784, 372868, 384400, 420980, 466085, 526225, 538160, 601400, 652519, 672700, 745736, 841960, 932170, 1052450, 1202800, 1305038, 1345400, 1491472, 1683920, 1864340, 2104900, 2330425, 2610076, 2690800, 3262595, 3728680, 4209800, 4660850, 5220152, 6525190, 7457360, 8419600, 9321700, 10440304, 13050380, 16312975, 18643400, 26100760, 32625950, 37286800, 52201520, 65251900, 130503800, 261007600]

約数ペア:

[(1, 261007600), (2, 130503800), (4, 65251900), (5, 52201520), (7, 37286800), (8, 32625950), (10, 26100760), (14, 18643400), (16, 16312975), (20, 13050380), (25, 10440304), (28, 9321700), (31, 8419600), (35, 7457360), (40, 6525190), (50, 5220152), (56, 4660850), (62, 4209800), (70, 3728680), (80, 3262595), (97, 2690800), (100, 2610076), (112, 2330425), (124, 2104900), (140, 1864340), (155, 1683920), (175, 1491472), (194, 1345400), (200, 1305038), (217, 1202800), (248, 1052450), (280, 932170), (310, 841960), (350, 745736), (388, 672700), (400, 652519), (434, 601400), (485, 538160), (496, 526225), (560, 466085), (620, 420980), (679, 384400), (700, 372868), (775, 336784), (776, 336350), (868, 300700), (961, 271600), (970, 269080), (1085, 240560), (1240, 210490), (1358, 192200), (1400, 186434), (1550, 168392), (1552, 168175), (1736, 150350), (1922, 135800), (1940, 134540), (2170, 120280), (2425, 107632), (2480, 105245), (2716, 96100), (2800, 93217), (3007, 86800), (3100, 84196), (3395, 76880), (3472, 75175), (3844, 67900), (3880, 67270), (4340, 60140), (4805, 54320), (4850, 53816), (5425, 48112), (5432, 48050), (6014, 43400), (6200, 42098), (6727, 38800), (6790, 38440), (7688, 33950), (7760, 33635), (8680, 30070), (9610, 27160), (9700, 26908), (10850, 24056), (10864, 24025), (12028, 21700), (12400, 21049), (13454, 19400), (13580, 19220), (15035, 17360), (15376, 16975)]