1738971225

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{257}}^1$

素因数の和:380

約数の個数: 144

約数和(自身を含む): 3481049520

約数和(自身を除く): 1742078295

約数列:

[1, 3, 5, 9, 15, 17, 25, 29, 45, 51, 61, 75, 85, 87, 145, 153, 183, 225, 255, 257, 261, 305, 425, 435, 493, 549, 725, 765, 771, 915, 1037, 1275, 1285, 1305, 1479, 1525, 1769, 2175, 2313, 2465, 2745, 3111, 3825, 3855, 4369, 4437, 4575, 5185, 5307, 6425, 6525, 7395, 7453, 8845, 9333, 11565, 12325, 13107, 13725, 15555, 15677, 15921, 19275, 21845, 22185, 22359, 25925, 26535, 30073, 36975, 37265, 39321, 44225, 46665, 47031, 57825, 65535, 67077, 77775, 78385, 79605, 90219, 109225, 110925, 111795, 126701, 132675, 141093, 150365, 186325, 196605, 233325, 235155, 266509, 270657, 327675, 335385, 380103, 391925, 398025, 451095, 454633, 558975, 633505, 705465, 751825, 799527, 983025, 1140309, 1175775, 1332545, 1353285, 1363899, 1676925, 1900515, 2255475, 2273165, 2398581, 3167525, 3527325, 3997635, 4091697, 5701545, 6662725, 6766425, 6819495, 7728761, 9502575, 11365825, 11992905, 19988175, 20458485, 23186283, 28507725, 34097475, 38643805, 59964525, 69558849, 102292425, 115931415, 193219025, 347794245, 579657075, 1738971225]

約数ペア:

[(1, 1738971225), (3, 579657075), (5, 347794245), (9, 193219025), (15, 115931415), (17, 102292425), (25, 69558849), (29, 59964525), (45, 38643805), (51, 34097475), (61, 28507725), (75, 23186283), (85, 20458485), (87, 19988175), (145, 11992905), (153, 11365825), (183, 9502575), (225, 7728761), (255, 6819495), (257, 6766425), (261, 6662725), (305, 5701545), (425, 4091697), (435, 3997635), (493, 3527325), (549, 3167525), (725, 2398581), (765, 2273165), (771, 2255475), (915, 1900515), (1037, 1676925), (1275, 1363899), (1285, 1353285), (1305, 1332545), (1479, 1175775), (1525, 1140309), (1769, 983025), (2175, 799527), (2313, 751825), (2465, 705465), (2745, 633505), (3111, 558975), (3825, 454633), (3855, 451095), (4369, 398025), (4437, 391925), (4575, 380103), (5185, 335385), (5307, 327675), (6425, 270657), (6525, 266509), (7395, 235155), (7453, 233325), (8845, 196605), (9333, 186325), (11565, 150365), (12325, 141093), (13107, 132675), (13725, 126701), (15555, 111795), (15677, 110925), (15921, 109225), (19275, 90219), (21845, 79605), (22185, 78385), (22359, 77775), (25925, 67077), (26535, 65535), (30073, 57825), (36975, 47031), (37265, 46665), (39321, 44225)]