1212992560

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{5861}}^1$

素因数の和:6086

約数の個数: 80

約数和(自身を含む): 3052929600

約数和(自身を除く): 1839937040

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 199, 208, 260, 398, 520, 796, 995, 1040, 1592, 1990, 2587, 3184, 3980, 5174, 5861, 7960, 10348, 11722, 12935, 15920, 20696, 23444, 25870, 29305, 41392, 46888, 51740, 58610, 76193, 93776, 103480, 117220, 152386, 206960, 234440, 304772, 380965, 468880, 609544, 761930, 1166339, 1219088, 1523860, 2332678, 3047720, 4665356, 5831695, 6095440, 9330712, 11663390, 15162407, 18661424, 23326780, 30324814, 46653560, 60649628, 75812035, 93307120, 121299256, 151624070, 242598512, 303248140, 606496280, 1212992560]

約数ペア:

[(1, 1212992560), (2, 606496280), (4, 303248140), (5, 242598512), (8, 151624070), (10, 121299256), (13, 93307120), (16, 75812035), (20, 60649628), (26, 46653560), (40, 30324814), (52, 23326780), (65, 18661424), (80, 15162407), (104, 11663390), (130, 9330712), (199, 6095440), (208, 5831695), (260, 4665356), (398, 3047720), (520, 2332678), (796, 1523860), (995, 1219088), (1040, 1166339), (1592, 761930), (1990, 609544), (2587, 468880), (3184, 380965), (3980, 304772), (5174, 234440), (5861, 206960), (7960, 152386), (10348, 117220), (11722, 103480), (12935, 93776), (15920, 76193), (20696, 58610), (23444, 51740), (25870, 46888), (29305, 41392)]