16727600

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:139

約数の個数: 120

約数和(自身を含む): 44282880

約数和(自身を除く): 27555280

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 31, 38, 40, 50, 62, 71, 76, 80, 95, 100, 124, 142, 152, 155, 190, 200, 248, 284, 304, 310, 355, 380, 400, 475, 496, 568, 589, 620, 710, 760, 775, 950, 1136, 1178, 1240, 1349, 1420, 1520, 1550, 1775, 1900, 2201, 2356, 2480, 2698, 2840, 2945, 3100, 3550, 3800, 4402, 4712, 5396, 5680, 5890, 6200, 6745, 7100, 7600, 8804, 9424, 10792, 11005, 11780, 12400, 13490, 14200, 14725, 17608, 21584, 22010, 23560, 26980, 28400, 29450, 33725, 35216, 41819, 44020, 47120, 53960, 55025, 58900, 67450, 83638, 88040, 107920, 110050, 117800, 134900, 167276, 176080, 209095, 220100, 235600, 269800, 334552, 418190, 440200, 539600, 669104, 836380, 880400, 1045475, 1672760, 2090950, 3345520, 4181900, 8363800, 16727600]

約数ペア:

[(1, 16727600), (2, 8363800), (4, 4181900), (5, 3345520), (8, 2090950), (10, 1672760), (16, 1045475), (19, 880400), (20, 836380), (25, 669104), (31, 539600), (38, 440200), (40, 418190), (50, 334552), (62, 269800), (71, 235600), (76, 220100), (80, 209095), (95, 176080), (100, 167276), (124, 134900), (142, 117800), (152, 110050), (155, 107920), (190, 88040), (200, 83638), (248, 67450), (284, 58900), (304, 55025), (310, 53960), (355, 47120), (380, 44020), (400, 41819), (475, 35216), (496, 33725), (568, 29450), (589, 28400), (620, 26980), (710, 23560), (760, 22010), (775, 21584), (950, 17608), (1136, 14725), (1178, 14200), (1240, 13490), (1349, 12400), (1420, 11780), (1520, 11005), (1550, 10792), (1775, 9424), (1900, 8804), (2201, 7600), (2356, 7100), (2480, 6745), (2698, 6200), (2840, 5890), (2945, 5680), (3100, 5396), (3550, 4712), (3800, 4402)]