118271200

素因数分解:

$2^5\times 5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1$

素因数の和:321

約数の個数: 144

約数和(自身を含む): 314979840

約数和(自身を除く): 196708640

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 31, 32, 38, 40, 50, 62, 76, 80, 95, 100, 124, 152, 155, 160, 190, 200, 248, 251, 304, 310, 380, 400, 475, 496, 502, 589, 608, 620, 760, 775, 800, 950, 992, 1004, 1178, 1240, 1255, 1520, 1550, 1900, 2008, 2356, 2480, 2510, 2945, 3040, 3100, 3800, 4016, 4712, 4769, 4960, 5020, 5890, 6200, 6275, 7600, 7781, 8032, 9424, 9538, 10040, 11780, 12400, 12550, 14725, 15200, 15562, 18848, 19076, 20080, 23560, 23845, 24800, 25100, 29450, 31124, 38152, 38905, 40160, 47120, 47690, 50200, 58900, 62248, 76304, 77810, 94240, 95380, 100400, 117800, 119225, 124496, 147839, 152608, 155620, 190760, 194525, 200800, 235600, 238450, 248992, 295678, 311240, 381520, 389050, 471200, 476900, 591356, 622480, 739195, 763040, 778100, 953800, 1182712, 1244960, 1478390, 1556200, 1907600, 2365424, 2956780, 3112400, 3695975, 3815200, 4730848, 5913560, 6224800, 7391950, 11827120, 14783900, 23654240, 29567800, 59135600, 118271200]

約数ペア:

[(1, 118271200), (2, 59135600), (4, 29567800), (5, 23654240), (8, 14783900), (10, 11827120), (16, 7391950), (19, 6224800), (20, 5913560), (25, 4730848), (31, 3815200), (32, 3695975), (38, 3112400), (40, 2956780), (50, 2365424), (62, 1907600), (76, 1556200), (80, 1478390), (95, 1244960), (100, 1182712), (124, 953800), (152, 778100), (155, 763040), (160, 739195), (190, 622480), (200, 591356), (248, 476900), (251, 471200), (304, 389050), (310, 381520), (380, 311240), (400, 295678), (475, 248992), (496, 238450), (502, 235600), (589, 200800), (608, 194525), (620, 190760), (760, 155620), (775, 152608), (800, 147839), (950, 124496), (992, 119225), (1004, 117800), (1178, 100400), (1240, 95380), (1255, 94240), (1520, 77810), (1550, 76304), (1900, 62248), (2008, 58900), (2356, 50200), (2480, 47690), (2510, 47120), (2945, 40160), (3040, 38905), (3100, 38152), (3800, 31124), (4016, 29450), (4712, 25100), (4769, 24800), (4960, 23845), (5020, 23560), (5890, 20080), (6200, 19076), (6275, 18848), (7600, 15562), (7781, 15200), (8032, 14725), (9424, 12550), (9538, 12400), (10040, 11780)]