157440400

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{137}}^1$

素因数の和:198

約数の個数: 180

約数和(自身を含む): 436843692

約数和(自身を除く): 279403292

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 25, 26, 34, 40, 50, 52, 65, 68, 80, 85, 100, 104, 130, 136, 137, 169, 170, 200, 208, 221, 260, 272, 274, 325, 338, 340, 400, 425, 442, 520, 548, 650, 676, 680, 685, 845, 850, 884, 1040, 1096, 1105, 1300, 1352, 1360, 1370, 1690, 1700, 1768, 1781, 2192, 2210, 2329, 2600, 2704, 2740, 2873, 3380, 3400, 3425, 3536, 3562, 4225, 4420, 4658, 5200, 5480, 5525, 5746, 6760, 6800, 6850, 7124, 8450, 8840, 8905, 9316, 10960, 11050, 11492, 11645, 13520, 13700, 14248, 14365, 16900, 17680, 17810, 18632, 22100, 22984, 23153, 23290, 27400, 28496, 28730, 30277, 33800, 35620, 37264, 44200, 44525, 45968, 46306, 46580, 54800, 57460, 58225, 60554, 67600, 71240, 71825, 88400, 89050, 92612, 93160, 114920, 115765, 116450, 121108, 142480, 143650, 151385, 178100, 185224, 186320, 229840, 231530, 232900, 242216, 287300, 302770, 356200, 370448, 393601, 463060, 465800, 484432, 574600, 578825, 605540, 712400, 756925, 787202, 926120, 931600, 1149200, 1157650, 1211080, 1513850, 1574404, 1852240, 1968005, 2315300, 2422160, 3027700, 3148808, 3936010, 4630600, 6055400, 6297616, 7872020, 9261200, 9840025, 12110800, 15744040, 19680050, 31488080, 39360100, 78720200, 157440400]

約数ペア:

[(1, 157440400), (2, 78720200), (4, 39360100), (5, 31488080), (8, 19680050), (10, 15744040), (13, 12110800), (16, 9840025), (17, 9261200), (20, 7872020), (25, 6297616), (26, 6055400), (34, 4630600), (40, 3936010), (50, 3148808), (52, 3027700), (65, 2422160), (68, 2315300), (80, 1968005), (85, 1852240), (100, 1574404), (104, 1513850), (130, 1211080), (136, 1157650), (137, 1149200), (169, 931600), (170, 926120), (200, 787202), (208, 756925), (221, 712400), (260, 605540), (272, 578825), (274, 574600), (325, 484432), (338, 465800), (340, 463060), (400, 393601), (425, 370448), (442, 356200), (520, 302770), (548, 287300), (650, 242216), (676, 232900), (680, 231530), (685, 229840), (845, 186320), (850, 185224), (884, 178100), (1040, 151385), (1096, 143650), (1105, 142480), (1300, 121108), (1352, 116450), (1360, 115765), (1370, 114920), (1690, 93160), (1700, 92612), (1768, 89050), (1781, 88400), (2192, 71825), (2210, 71240), (2329, 67600), (2600, 60554), (2704, 58225), (2740, 57460), (2873, 54800), (3380, 46580), (3400, 46306), (3425, 45968), (3536, 44525), (3562, 44200), (4225, 37264), (4420, 35620), (4658, 33800), (5200, 30277), (5480, 28730), (5525, 28496), (5746, 27400), (6760, 23290), (6800, 23153), (6850, 22984), (7124, 22100), (8450, 18632), (8840, 17810), (8905, 17680), (9316, 16900), (10960, 14365), (11050, 14248), (11492, 13700), (11645, 13520)]