212157800

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1801}}^1$

素因数の和:1867

約数の個数: 96

約数和(自身を含む): 536275200

約数和(自身を除く): 324117400

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 31, 38, 40, 50, 62, 76, 95, 100, 124, 152, 155, 190, 200, 248, 310, 380, 475, 589, 620, 760, 775, 950, 1178, 1240, 1550, 1801, 1900, 2356, 2945, 3100, 3602, 3800, 4712, 5890, 6200, 7204, 9005, 11780, 14408, 14725, 18010, 23560, 29450, 34219, 36020, 45025, 55831, 58900, 68438, 72040, 90050, 111662, 117800, 136876, 171095, 180100, 223324, 273752, 279155, 342190, 360200, 446648, 558310, 684380, 855475, 1060789, 1116620, 1368760, 1395775, 1710950, 2121578, 2233240, 2791550, 3421900, 4243156, 5303945, 5583100, 6843800, 8486312, 10607890, 11166200, 21215780, 26519725, 42431560, 53039450, 106078900, 212157800]

約数ペア:

[(1, 212157800), (2, 106078900), (4, 53039450), (5, 42431560), (8, 26519725), (10, 21215780), (19, 11166200), (20, 10607890), (25, 8486312), (31, 6843800), (38, 5583100), (40, 5303945), (50, 4243156), (62, 3421900), (76, 2791550), (95, 2233240), (100, 2121578), (124, 1710950), (152, 1395775), (155, 1368760), (190, 1116620), (200, 1060789), (248, 855475), (310, 684380), (380, 558310), (475, 446648), (589, 360200), (620, 342190), (760, 279155), (775, 273752), (950, 223324), (1178, 180100), (1240, 171095), (1550, 136876), (1801, 117800), (1900, 111662), (2356, 90050), (2945, 72040), (3100, 68438), (3602, 58900), (3800, 55831), (4712, 45025), (5890, 36020), (6200, 34219), (7204, 29450), (9005, 23560), (11780, 18010), (14408, 14725)]