261423600

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{131}}^1\times {\mathrm{1663}}^1$

素因数の和:1815

約数の個数: 120

約数和(自身を含む): 844326912

約数和(自身を除く): 582903312

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 60, 75, 80, 100, 120, 131, 150, 200, 240, 262, 300, 393, 400, 524, 600, 655, 786, 1048, 1200, 1310, 1572, 1663, 1965, 2096, 2620, 3144, 3275, 3326, 3930, 4989, 5240, 6288, 6550, 6652, 7860, 8315, 9825, 9978, 10480, 13100, 13304, 15720, 16630, 19650, 19956, 24945, 26200, 26608, 31440, 33260, 39300, 39912, 41575, 49890, 52400, 66520, 78600, 79824, 83150, 99780, 124725, 133040, 157200, 166300, 199560, 217853, 249450, 332600, 399120, 435706, 498900, 653559, 665200, 871412, 997800, 1089265, 1307118, 1742824, 1995600, 2178530, 2614236, 3267795, 3485648, 4357060, 5228472, 5446325, 6535590, 8714120, 10456944, 10892650, 13071180, 16338975, 17428240, 21785300, 26142360, 32677950, 43570600, 52284720, 65355900, 87141200, 130711800, 261423600]

約数ペア:

[(1, 261423600), (2, 130711800), (3, 87141200), (4, 65355900), (5, 52284720), (6, 43570600), (8, 32677950), (10, 26142360), (12, 21785300), (15, 17428240), (16, 16338975), (20, 13071180), (24, 10892650), (25, 10456944), (30, 8714120), (40, 6535590), (48, 5446325), (50, 5228472), (60, 4357060), (75, 3485648), (80, 3267795), (100, 2614236), (120, 2178530), (131, 1995600), (150, 1742824), (200, 1307118), (240, 1089265), (262, 997800), (300, 871412), (393, 665200), (400, 653559), (524, 498900), (600, 435706), (655, 399120), (786, 332600), (1048, 249450), (1200, 217853), (1310, 199560), (1572, 166300), (1663, 157200), (1965, 133040), (2096, 124725), (2620, 99780), (3144, 83150), (3275, 79824), (3326, 78600), (3930, 66520), (4989, 52400), (5240, 49890), (6288, 41575), (6550, 39912), (6652, 39300), (7860, 33260), (8315, 31440), (9825, 26608), (9978, 26200), (10480, 24945), (13100, 19956), (13304, 19650), (15720, 16630)]