20872602000

素因数分解:

$2^4\times 3^2\times 5^3\times {\mathrm{19}}^1\times {\mathrm{61031}}^1$

素因数の和:61079

約数の個数: 240

約数和(自身を含む): 76739195520

約数和(自身を除く): 55866593520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 25, 30, 36, 38, 40, 45, 48, 50, 57, 60, 72, 75, 76, 80, 90, 95, 100, 114, 120, 125, 144, 150, 152, 171, 180, 190, 200, 225, 228, 240, 250, 285, 300, 304, 342, 360, 375, 380, 400, 450, 456, 475, 500, 570, 600, 684, 720, 750, 760, 855, 900, 912, 950, 1000, 1125, 1140, 1200, 1368, 1425, 1500, 1520, 1710, 1800, 1900, 2000, 2250, 2280, 2375, 2736, 2850, 3000, 3420, 3600, 3800, 4275, 4500, 4560, 4750, 5700, 6000, 6840, 7125, 7600, 8550, 9000, 9500, 11400, 13680, 14250, 17100, 18000, 19000, 21375, 22800, 28500, 34200, 38000, 42750, 57000, 61031, 68400, 85500, 114000, 122062, 171000, 183093, 244124, 305155, 342000, 366186, 488248, 549279, 610310, 732372, 915465, 976496, 1098558, 1159589, 1220620, 1464744, 1525775, 1830930, 2197116, 2319178, 2441240, 2746395, 2929488, 3051550, 3478767, 3661860, 4394232, 4577325, 4638356, 4882480, 5492790, 5797945, 6103100, 6957534, 7323720, 7628875, 8788464, 9154650, 9276712, 10436301, 10985580, 11595890, 12206200, 13731975, 13915068, 14647440, 15257750, 17393835, 18309300, 18553424, 20872602, 21971160, 22886625, 23191780, 24412400, 27463950, 27830136, 28989725, 30515500, 34787670, 36618600, 41745204, 43942320, 45773250, 46383560, 52181505, 54927900, 55660272, 57979450, 61031000, 68659875, 69575340, 73237200, 83490408, 86969175, 91546500, 92767120, 104363010, 109855800, 115958900, 122062000, 137319750, 139150680, 144948625, 166980816, 173938350, 183093000, 208726020, 219711600, 231917800, 260907525, 274639500, 278301360, 289897250, 347876700, 366186000, 417452040, 434845875, 463835600, 521815050, 549279000, 579794500, 695753400, 834904080, 869691750, 1043630100, 1098558000, 1159589000, 1304537625, 1391506800, 1739383500, 2087260200, 2319178000, 2609075250, 3478767000, 4174520400, 5218150500, 6957534000, 10436301000, 20872602000]

約数ペア:

[(1, 20872602000), (2, 10436301000), (3, 6957534000), (4, 5218150500), (5, 4174520400), (6, 3478767000), (8, 2609075250), (9, 2319178000), (10, 2087260200), (12, 1739383500), (15, 1391506800), (16, 1304537625), (18, 1159589000), (19, 1098558000), (20, 1043630100), (24, 869691750), (25, 834904080), (30, 695753400), (36, 579794500), (38, 549279000), (40, 521815050), (45, 463835600), (48, 434845875), (50, 417452040), (57, 366186000), (60, 347876700), (72, 289897250), (75, 278301360), (76, 274639500), (80, 260907525), (90, 231917800), (95, 219711600), (100, 208726020), (114, 183093000), (120, 173938350), (125, 166980816), (144, 144948625), (150, 139150680), (152, 137319750), (171, 122062000), (180, 115958900), (190, 109855800), (200, 104363010), (225, 92767120), (228, 91546500), (240, 86969175), (250, 83490408), (285, 73237200), (300, 69575340), (304, 68659875), (342, 61031000), (360, 57979450), (375, 55660272), (380, 54927900), (400, 52181505), (450, 46383560), (456, 45773250), (475, 43942320), (500, 41745204), (570, 36618600), (600, 34787670), (684, 30515500), (720, 28989725), (750, 27830136), (760, 27463950), (855, 24412400), (900, 23191780), (912, 22886625), (950, 21971160), (1000, 20872602), (1125, 18553424), (1140, 18309300), (1200, 17393835), (1368, 15257750), (1425, 14647440), (1500, 13915068), (1520, 13731975), (1710, 12206200), (1800, 11595890), (1900, 10985580), (2000, 10436301), (2250, 9276712), (2280, 9154650), (2375, 8788464), (2736, 7628875), (2850, 7323720), (3000, 6957534), (3420, 6103100), (3600, 5797945), (3800, 5492790), (4275, 4882480), (4500, 4638356), (4560, 4577325), (4750, 4394232), (5700, 3661860), (6000, 3478767), (6840, 3051550), (7125, 2929488), (7600, 2746395), (8550, 2441240), (9000, 2319178), (9500, 2197116), (11400, 1830930), (13680, 1525775), (14250, 1464744), (17100, 1220620), (18000, 1159589), (19000, 1098558), (21375, 976496), (22800, 915465), (28500, 732372), (34200, 610310), (38000, 549279), (42750, 488248), (57000, 366186), (61031, 342000), (68400, 305155), (85500, 244124), (114000, 183093), (122062, 171000)]