145880028

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{131}}^1\times {\mathrm{491}}^1$

素因数の和:645

約数の個数: 120

約数和(自身を含む): 440060544

約数和(自身を除く): 294180516

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 131, 162, 189, 252, 262, 324, 378, 393, 491, 524, 567, 756, 786, 917, 982, 1134, 1179, 1473, 1572, 1834, 1964, 2268, 2358, 2751, 2946, 3437, 3537, 3668, 4419, 4716, 5502, 5892, 6874, 7074, 8253, 8838, 10311, 10611, 11004, 13257, 13748, 14148, 16506, 17676, 20622, 21222, 24759, 26514, 30933, 33012, 39771, 41244, 42444, 49518, 53028, 61866, 64321, 74277, 79542, 92799, 99036, 123732, 128642, 148554, 159084, 185598, 192963, 257284, 278397, 297108, 371196, 385926, 450247, 556794, 578889, 771852, 900494, 1113588, 1157778, 1350741, 1736667, 1800988, 2315556, 2701482, 3473334, 4052223, 5210001, 5402964, 6946668, 8104446, 10420002, 12156669, 16208892, 20840004, 24313338, 36470007, 48626676, 72940014, 145880028]

約数ペア:

[(1, 145880028), (2, 72940014), (3, 48626676), (4, 36470007), (6, 24313338), (7, 20840004), (9, 16208892), (12, 12156669), (14, 10420002), (18, 8104446), (21, 6946668), (27, 5402964), (28, 5210001), (36, 4052223), (42, 3473334), (54, 2701482), (63, 2315556), (81, 1800988), (84, 1736667), (108, 1350741), (126, 1157778), (131, 1113588), (162, 900494), (189, 771852), (252, 578889), (262, 556794), (324, 450247), (378, 385926), (393, 371196), (491, 297108), (524, 278397), (567, 257284), (756, 192963), (786, 185598), (917, 159084), (982, 148554), (1134, 128642), (1179, 123732), (1473, 99036), (1572, 92799), (1834, 79542), (1964, 74277), (2268, 64321), (2358, 61866), (2751, 53028), (2946, 49518), (3437, 42444), (3537, 41244), (3668, 39771), (4419, 33012), (4716, 30933), (5502, 26514), (5892, 24759), (6874, 21222), (7074, 20622), (8253, 17676), (8838, 16506), (10311, 14148), (10611, 13748), (11004, 13257)]