198810000

素因数分解:

$2^4\times 3^2\times 5^4\times {\mathrm{47}}^2$

素因数の和:128

約数の個数: 225

約数和(自身を含む): 710374951

約数和(自身を除く): 511564951

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 36, 40, 45, 47, 48, 50, 60, 72, 75, 80, 90, 94, 100, 120, 125, 141, 144, 150, 180, 188, 200, 225, 235, 240, 250, 282, 300, 360, 375, 376, 400, 423, 450, 470, 500, 564, 600, 625, 705, 720, 750, 752, 846, 900, 940, 1000, 1125, 1128, 1175, 1200, 1250, 1410, 1500, 1692, 1800, 1875, 1880, 2000, 2115, 2209, 2250, 2256, 2350, 2500, 2820, 3000, 3384, 3525, 3600, 3750, 3760, 4230, 4418, 4500, 4700, 5000, 5625, 5640, 5875, 6000, 6627, 6768, 7050, 7500, 8460, 8836, 9000, 9400, 10000, 10575, 11045, 11250, 11280, 11750, 13254, 14100, 15000, 16920, 17625, 17672, 18000, 18800, 19881, 21150, 22090, 22500, 23500, 26508, 28200, 29375, 30000, 33135, 33840, 35250, 35344, 39762, 42300, 44180, 45000, 47000, 52875, 53016, 55225, 56400, 58750, 66270, 70500, 79524, 84600, 88125, 88360, 90000, 94000, 99405, 105750, 106032, 110450, 117500, 132540, 141000, 159048, 165675, 169200, 176250, 176720, 198810, 211500, 220900, 235000, 264375, 265080, 276125, 282000, 318096, 331350, 352500, 397620, 423000, 441800, 470000, 497025, 528750, 530160, 552250, 662700, 705000, 795240, 828375, 846000, 883600, 994050, 1057500, 1104500, 1325400, 1380625, 1410000, 1590480, 1656750, 1988100, 2115000, 2209000, 2485125, 2650800, 2761250, 3313500, 3976200, 4141875, 4230000, 4418000, 4970250, 5522500, 6627000, 7952400, 8283750, 9940500, 11045000, 12425625, 13254000, 16567500, 19881000, 22090000, 24851250, 33135000, 39762000, 49702500, 66270000, 99405000, 198810000]

約数ペア:

[(1, 198810000), (2, 99405000), (3, 66270000), (4, 49702500), (5, 39762000), (6, 33135000), (8, 24851250), (9, 22090000), (10, 19881000), (12, 16567500), (15, 13254000), (16, 12425625), (18, 11045000), (20, 9940500), (24, 8283750), (25, 7952400), (30, 6627000), (36, 5522500), (40, 4970250), (45, 4418000), (47, 4230000), (48, 4141875), (50, 3976200), (60, 3313500), (72, 2761250), (75, 2650800), (80, 2485125), (90, 2209000), (94, 2115000), (100, 1988100), (120, 1656750), (125, 1590480), (141, 1410000), (144, 1380625), (150, 1325400), (180, 1104500), (188, 1057500), (200, 994050), (225, 883600), (235, 846000), (240, 828375), (250, 795240), (282, 705000), (300, 662700), (360, 552250), (375, 530160), (376, 528750), (400, 497025), (423, 470000), (450, 441800), (470, 423000), (500, 397620), (564, 352500), (600, 331350), (625, 318096), (705, 282000), (720, 276125), (750, 265080), (752, 264375), (846, 235000), (900, 220900), (940, 211500), (1000, 198810), (1125, 176720), (1128, 176250), (1175, 169200), (1200, 165675), (1250, 159048), (1410, 141000), (1500, 132540), (1692, 117500), (1800, 110450), (1875, 106032), (1880, 105750), (2000, 99405), (2115, 94000), (2209, 90000), (2250, 88360), (2256, 88125), (2350, 84600), (2500, 79524), (2820, 70500), (3000, 66270), (3384, 58750), (3525, 56400), (3600, 55225), (3750, 53016), (3760, 52875), (4230, 47000), (4418, 45000), (4500, 44180), (4700, 42300), (5000, 39762), (5625, 35344), (5640, 35250), (5875, 33840), (6000, 33135), (6627, 30000), (6768, 29375), (7050, 28200), (7500, 26508), (8460, 23500), (8836, 22500), (9000, 22090), (9400, 21150), (10000, 19881), (10575, 18800), (11045, 18000), (11250, 17672), (11280, 17625), (11750, 16920), (13254, 15000)]