238481880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{21839}}^1$

素因数の和:21873

約数の個数: 128

約数和(自身を含む): 880588800

約数和(自身を除く): 642106920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 156, 168, 182, 195, 210, 260, 273, 280, 312, 364, 390, 420, 455, 520, 546, 728, 780, 840, 910, 1092, 1365, 1560, 1820, 2184, 2730, 3640, 5460, 10920, 21839, 43678, 65517, 87356, 109195, 131034, 152873, 174712, 218390, 262068, 283907, 305746, 327585, 436780, 458619, 524136, 567814, 611492, 655170, 764365, 851721, 873560, 917238, 1135628, 1222984, 1310340, 1419535, 1528730, 1703442, 1834476, 1987349, 2271256, 2293095, 2620680, 2839070, 3057460, 3406884, 3668952, 3974698, 4258605, 4586190, 5678140, 5962047, 6114920, 6813768, 7949396, 8517210, 9172380, 9936745, 11356280, 11924094, 15898792, 17034420, 18344760, 19873490, 23848188, 29810235, 34068840, 39746980, 47696376, 59620470, 79493960, 119240940, 238481880]

約数ペア:

[(1, 238481880), (2, 119240940), (3, 79493960), (4, 59620470), (5, 47696376), (6, 39746980), (7, 34068840), (8, 29810235), (10, 23848188), (12, 19873490), (13, 18344760), (14, 17034420), (15, 15898792), (20, 11924094), (21, 11356280), (24, 9936745), (26, 9172380), (28, 8517210), (30, 7949396), (35, 6813768), (39, 6114920), (40, 5962047), (42, 5678140), (52, 4586190), (56, 4258605), (60, 3974698), (65, 3668952), (70, 3406884), (78, 3057460), (84, 2839070), (91, 2620680), (104, 2293095), (105, 2271256), (120, 1987349), (130, 1834476), (140, 1703442), (156, 1528730), (168, 1419535), (182, 1310340), (195, 1222984), (210, 1135628), (260, 917238), (273, 873560), (280, 851721), (312, 764365), (364, 655170), (390, 611492), (420, 567814), (455, 524136), (520, 458619), (546, 436780), (728, 327585), (780, 305746), (840, 283907), (910, 262068), (1092, 218390), (1365, 174712), (1560, 152873), (1820, 131034), (2184, 109195), (2730, 87356), (3640, 65517), (5460, 43678), (10920, 21839)]