38715900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1$

素因数の和:252

約数の個数: 144

約数和(自身を含む): 121325568

約数和(自身を除く): 82609668

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 25, 30, 31, 46, 50, 60, 62, 69, 75, 92, 93, 100, 115, 124, 138, 150, 155, 181, 186, 230, 276, 300, 310, 345, 362, 372, 460, 465, 543, 575, 620, 690, 713, 724, 775, 905, 930, 1086, 1150, 1380, 1426, 1550, 1725, 1810, 1860, 2139, 2172, 2300, 2325, 2715, 2852, 3100, 3450, 3565, 3620, 4163, 4278, 4525, 4650, 5430, 5611, 6900, 7130, 8326, 8556, 9050, 9300, 10695, 10860, 11222, 12489, 13575, 14260, 16652, 16833, 17825, 18100, 20815, 21390, 22444, 24978, 27150, 28055, 33666, 35650, 41630, 42780, 49956, 53475, 54300, 56110, 62445, 67332, 71300, 83260, 84165, 104075, 106950, 112220, 124890, 129053, 140275, 168330, 208150, 213900, 249780, 258106, 280550, 312225, 336660, 387159, 416300, 420825, 516212, 561100, 624450, 645265, 774318, 841650, 1248900, 1290530, 1548636, 1683300, 1935795, 2581060, 3226325, 3871590, 6452650, 7743180, 9678975, 12905300, 19357950, 38715900]

約数ペア:

[(1, 38715900), (2, 19357950), (3, 12905300), (4, 9678975), (5, 7743180), (6, 6452650), (10, 3871590), (12, 3226325), (15, 2581060), (20, 1935795), (23, 1683300), (25, 1548636), (30, 1290530), (31, 1248900), (46, 841650), (50, 774318), (60, 645265), (62, 624450), (69, 561100), (75, 516212), (92, 420825), (93, 416300), (100, 387159), (115, 336660), (124, 312225), (138, 280550), (150, 258106), (155, 249780), (181, 213900), (186, 208150), (230, 168330), (276, 140275), (300, 129053), (310, 124890), (345, 112220), (362, 106950), (372, 104075), (460, 84165), (465, 83260), (543, 71300), (575, 67332), (620, 62445), (690, 56110), (713, 54300), (724, 53475), (775, 49956), (905, 42780), (930, 41630), (1086, 35650), (1150, 33666), (1380, 28055), (1426, 27150), (1550, 24978), (1725, 22444), (1810, 21390), (1860, 20815), (2139, 18100), (2172, 17825), (2300, 16833), (2325, 16652), (2715, 14260), (2852, 13575), (3100, 12489), (3450, 11222), (3565, 10860), (3620, 10695), (4163, 9300), (4278, 9050), (4525, 8556), (4650, 8326), (5430, 7130), (5611, 6900)]