51029820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{347}}^1$

素因数の和:424

約数の個数: 144

約数和(自身を含む): 167207040

約数和(自身を除く): 116177220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 43, 45, 57, 60, 76, 86, 90, 95, 114, 129, 171, 172, 180, 190, 215, 228, 258, 285, 342, 347, 380, 387, 430, 516, 570, 645, 684, 694, 774, 817, 855, 860, 1041, 1140, 1290, 1388, 1548, 1634, 1710, 1735, 1935, 2082, 2451, 2580, 3123, 3268, 3420, 3470, 3870, 4085, 4164, 4902, 5205, 6246, 6593, 6940, 7353, 7740, 8170, 9804, 10410, 12255, 12492, 13186, 14706, 14921, 15615, 16340, 19779, 20820, 24510, 26372, 29412, 29842, 31230, 32965, 36765, 39558, 44763, 49020, 59337, 59684, 62460, 65930, 73530, 74605, 79116, 89526, 98895, 118674, 131860, 134289, 147060, 149210, 179052, 197790, 223815, 237348, 268578, 283499, 296685, 298420, 395580, 447630, 537156, 566998, 593370, 671445, 850497, 895260, 1133996, 1186740, 1342890, 1417495, 1700994, 2551491, 2685780, 2834990, 3401988, 4252485, 5102982, 5669980, 8504970, 10205964, 12757455, 17009940, 25514910, 51029820]

約数ペア:

[(1, 51029820), (2, 25514910), (3, 17009940), (4, 12757455), (5, 10205964), (6, 8504970), (9, 5669980), (10, 5102982), (12, 4252485), (15, 3401988), (18, 2834990), (19, 2685780), (20, 2551491), (30, 1700994), (36, 1417495), (38, 1342890), (43, 1186740), (45, 1133996), (57, 895260), (60, 850497), (76, 671445), (86, 593370), (90, 566998), (95, 537156), (114, 447630), (129, 395580), (171, 298420), (172, 296685), (180, 283499), (190, 268578), (215, 237348), (228, 223815), (258, 197790), (285, 179052), (342, 149210), (347, 147060), (380, 134289), (387, 131860), (430, 118674), (516, 98895), (570, 89526), (645, 79116), (684, 74605), (694, 73530), (774, 65930), (817, 62460), (855, 59684), (860, 59337), (1041, 49020), (1140, 44763), (1290, 39558), (1388, 36765), (1548, 32965), (1634, 31230), (1710, 29842), (1735, 29412), (1935, 26372), (2082, 24510), (2451, 20820), (2580, 19779), (3123, 16340), (3268, 15615), (3420, 14921), (3470, 14706), (3870, 13186), (4085, 12492), (4164, 12255), (4902, 10410), (5205, 9804), (6246, 8170), (6593, 7740), (6940, 7353)]