66910400

素因数分解:

$2^6\times 5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:143

約数の個数: 168

約数和(自身を含む): 181416960

約数和(自身を除く): 114506560

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 31, 32, 38, 40, 50, 62, 64, 71, 76, 80, 95, 100, 124, 142, 152, 155, 160, 190, 200, 248, 284, 304, 310, 320, 355, 380, 400, 475, 496, 568, 589, 608, 620, 710, 760, 775, 800, 950, 992, 1136, 1178, 1216, 1240, 1349, 1420, 1520, 1550, 1600, 1775, 1900, 1984, 2201, 2272, 2356, 2480, 2698, 2840, 2945, 3040, 3100, 3550, 3800, 4402, 4544, 4712, 4960, 5396, 5680, 5890, 6080, 6200, 6745, 7100, 7600, 8804, 9424, 9920, 10792, 11005, 11360, 11780, 12400, 13490, 14200, 14725, 15200, 17608, 18848, 21584, 22010, 22720, 23560, 24800, 26980, 28400, 29450, 30400, 33725, 35216, 37696, 41819, 43168, 44020, 47120, 49600, 53960, 55025, 56800, 58900, 67450, 70432, 83638, 86336, 88040, 94240, 107920, 110050, 113600, 117800, 134900, 140864, 167276, 176080, 188480, 209095, 215840, 220100, 235600, 269800, 334552, 352160, 418190, 431680, 440200, 471200, 539600, 669104, 704320, 836380, 880400, 942400, 1045475, 1079200, 1338208, 1672760, 1760800, 2090950, 2158400, 2676416, 3345520, 3521600, 4181900, 6691040, 8363800, 13382080, 16727600, 33455200, 66910400]

約数ペア:

[(1, 66910400), (2, 33455200), (4, 16727600), (5, 13382080), (8, 8363800), (10, 6691040), (16, 4181900), (19, 3521600), (20, 3345520), (25, 2676416), (31, 2158400), (32, 2090950), (38, 1760800), (40, 1672760), (50, 1338208), (62, 1079200), (64, 1045475), (71, 942400), (76, 880400), (80, 836380), (95, 704320), (100, 669104), (124, 539600), (142, 471200), (152, 440200), (155, 431680), (160, 418190), (190, 352160), (200, 334552), (248, 269800), (284, 235600), (304, 220100), (310, 215840), (320, 209095), (355, 188480), (380, 176080), (400, 167276), (475, 140864), (496, 134900), (568, 117800), (589, 113600), (608, 110050), (620, 107920), (710, 94240), (760, 88040), (775, 86336), (800, 83638), (950, 70432), (992, 67450), (1136, 58900), (1178, 56800), (1216, 55025), (1240, 53960), (1349, 49600), (1420, 47120), (1520, 44020), (1550, 43168), (1600, 41819), (1775, 37696), (1900, 35216), (1984, 33725), (2201, 30400), (2272, 29450), (2356, 28400), (2480, 26980), (2698, 24800), (2840, 23560), (2945, 22720), (3040, 22010), (3100, 21584), (3550, 18848), (3800, 17608), (4402, 15200), (4544, 14725), (4712, 14200), (4960, 13490), (5396, 12400), (5680, 11780), (5890, 11360), (6080, 11005), (6200, 10792), (6745, 9920), (7100, 9424), (7600, 8804)]