815329760

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1021}}^1$

素因数の和:1097

約数の個数: 192

約数和(自身を含む): 2373525504

約数和(自身を除く): 1558195744

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 31, 32, 35, 40, 46, 56, 62, 70, 80, 92, 112, 115, 124, 140, 155, 160, 161, 184, 217, 224, 230, 248, 280, 310, 322, 368, 434, 460, 496, 560, 620, 644, 713, 736, 805, 868, 920, 992, 1021, 1085, 1120, 1240, 1288, 1426, 1610, 1736, 1840, 2042, 2170, 2480, 2576, 2852, 3220, 3472, 3565, 3680, 4084, 4340, 4960, 4991, 5105, 5152, 5704, 6440, 6944, 7130, 7147, 8168, 8680, 9982, 10210, 11408, 12880, 14260, 14294, 16336, 17360, 19964, 20420, 22816, 23483, 24955, 25760, 28520, 28588, 31651, 32672, 34720, 35735, 39928, 40840, 46966, 49910, 57040, 57176, 63302, 71470, 79856, 81680, 93932, 99820, 114080, 114352, 117415, 126604, 142940, 158255, 159712, 163360, 164381, 187864, 199640, 221557, 228704, 234830, 253208, 285880, 316510, 328762, 375728, 399280, 443114, 469660, 506416, 571760, 633020, 657524, 727973, 751456, 798560, 821905, 886228, 939320, 1012832, 1107785, 1143520, 1266040, 1315048, 1455946, 1643810, 1772456, 1878640, 2215570, 2532080, 2630096, 2911892, 3287620, 3544912, 3639865, 3757280, 4431140, 5064160, 5095811, 5260192, 5823784, 6575240, 7089824, 7279730, 8862280, 10191622, 11647568, 13150480, 14559460, 17724560, 20383244, 23295136, 25479055, 26300960, 29118920, 35449120, 40766488, 50958110, 58237840, 81532976, 101916220, 116475680, 163065952, 203832440, 407664880, 815329760]

約数ペア:

[(1, 815329760), (2, 407664880), (4, 203832440), (5, 163065952), (7, 116475680), (8, 101916220), (10, 81532976), (14, 58237840), (16, 50958110), (20, 40766488), (23, 35449120), (28, 29118920), (31, 26300960), (32, 25479055), (35, 23295136), (40, 20383244), (46, 17724560), (56, 14559460), (62, 13150480), (70, 11647568), (80, 10191622), (92, 8862280), (112, 7279730), (115, 7089824), (124, 6575240), (140, 5823784), (155, 5260192), (160, 5095811), (161, 5064160), (184, 4431140), (217, 3757280), (224, 3639865), (230, 3544912), (248, 3287620), (280, 2911892), (310, 2630096), (322, 2532080), (368, 2215570), (434, 1878640), (460, 1772456), (496, 1643810), (560, 1455946), (620, 1315048), (644, 1266040), (713, 1143520), (736, 1107785), (805, 1012832), (868, 939320), (920, 886228), (992, 821905), (1021, 798560), (1085, 751456), (1120, 727973), (1240, 657524), (1288, 633020), (1426, 571760), (1610, 506416), (1736, 469660), (1840, 443114), (2042, 399280), (2170, 375728), (2480, 328762), (2576, 316510), (2852, 285880), (3220, 253208), (3472, 234830), (3565, 228704), (3680, 221557), (4084, 199640), (4340, 187864), (4960, 164381), (4991, 163360), (5105, 159712), (5152, 158255), (5704, 142940), (6440, 126604), (6944, 117415), (7130, 114352), (7147, 114080), (8168, 99820), (8680, 93932), (9982, 81680), (10210, 79856), (11408, 71470), (12880, 63302), (14260, 57176), (14294, 57040), (16336, 49910), (17360, 46966), (19964, 40840), (20420, 39928), (22816, 35735), (23483, 34720), (24955, 32672), (25760, 31651), (28520, 28588)]