644494344

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^3\times {\mathrm{17}}^1\times {\mathrm{719}}^1$

素因数の和:784

約数の個数: 128

約数和(自身を含む): 1850688000

約数和(自身を除く): 1206193656

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 17, 24, 26, 34, 39, 51, 52, 68, 78, 102, 104, 136, 156, 169, 204, 221, 312, 338, 408, 442, 507, 663, 676, 719, 884, 1014, 1326, 1352, 1438, 1768, 2028, 2157, 2197, 2652, 2873, 2876, 4056, 4314, 4394, 5304, 5746, 5752, 6591, 8619, 8628, 8788, 9347, 11492, 12223, 13182, 17238, 17256, 17576, 18694, 22984, 24446, 26364, 28041, 34476, 36669, 37349, 37388, 48892, 52728, 56082, 68952, 73338, 74698, 74776, 97784, 112047, 112164, 121511, 146676, 149396, 158899, 224094, 224328, 243022, 293352, 298792, 317798, 364533, 448188, 476697, 486044, 635596, 729066, 896376, 953394, 972088, 1271192, 1458132, 1579643, 1906788, 2065687, 2916264, 3159286, 3813576, 4131374, 4738929, 6197061, 6318572, 8262748, 9477858, 12394122, 12637144, 16525496, 18955716, 24788244, 26853931, 37911432, 49576488, 53707862, 80561793, 107415724, 161123586, 214831448, 322247172, 644494344]

約数ペア:

[(1, 644494344), (2, 322247172), (3, 214831448), (4, 161123586), (6, 107415724), (8, 80561793), (12, 53707862), (13, 49576488), (17, 37911432), (24, 26853931), (26, 24788244), (34, 18955716), (39, 16525496), (51, 12637144), (52, 12394122), (68, 9477858), (78, 8262748), (102, 6318572), (104, 6197061), (136, 4738929), (156, 4131374), (169, 3813576), (204, 3159286), (221, 2916264), (312, 2065687), (338, 1906788), (408, 1579643), (442, 1458132), (507, 1271192), (663, 972088), (676, 953394), (719, 896376), (884, 729066), (1014, 635596), (1326, 486044), (1352, 476697), (1438, 448188), (1768, 364533), (2028, 317798), (2157, 298792), (2197, 293352), (2652, 243022), (2873, 224328), (2876, 224094), (4056, 158899), (4314, 149396), (4394, 146676), (5304, 121511), (5746, 112164), (5752, 112047), (6591, 97784), (8619, 74776), (8628, 74698), (8788, 73338), (9347, 68952), (11492, 56082), (12223, 52728), (13182, 48892), (17238, 37388), (17256, 37349), (17576, 36669), (18694, 34476), (22984, 28041), (24446, 26364)]