315080903920

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1697}}^1\times {\mathrm{38047}}^1$

素因数の和:39818

約数の個数: 80

約数和(自身を含む): 745030672128

約数和(自身を除く): 429949768208

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 1697, 2440, 3394, 4880, 6788, 8485, 13576, 16970, 27152, 33940, 38047, 67880, 76094, 103517, 135760, 152188, 190235, 207034, 304376, 380470, 414068, 517585, 608752, 760940, 828136, 1035170, 1521880, 1656272, 2070340, 2320867, 3043760, 4140680, 4641734, 8281360, 9283468, 11604335, 18566936, 23208670, 37133872, 46417340, 64565759, 92834680, 129131518, 185669360, 258263036, 322828795, 516526072, 645657590, 1033052144, 1291315180, 2582630360, 3938511299, 5165260720, 7877022598, 15754045196, 19692556495, 31508090392, 39385112990, 63016180784, 78770225980, 157540451960, 315080903920]

約数ペア:

[(1, 315080903920), (2, 157540451960), (4, 78770225980), (5, 63016180784), (8, 39385112990), (10, 31508090392), (16, 19692556495), (20, 15754045196), (40, 7877022598), (61, 5165260720), (80, 3938511299), (122, 2582630360), (244, 1291315180), (305, 1033052144), (488, 645657590), (610, 516526072), (976, 322828795), (1220, 258263036), (1697, 185669360), (2440, 129131518), (3394, 92834680), (4880, 64565759), (6788, 46417340), (8485, 37133872), (13576, 23208670), (16970, 18566936), (27152, 11604335), (33940, 9283468), (38047, 8281360), (67880, 4641734), (76094, 4140680), (103517, 3043760), (135760, 2320867), (152188, 2070340), (190235, 1656272), (207034, 1521880), (304376, 1035170), (380470, 828136), (414068, 760940), (517585, 608752)]