20204649600

素因数分解:

$2^7\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{123803}}^1$

素因数の和:123847

約数の個数: 192

約数和(自身を含む): 70464284640

約数和(自身を除く): 50259635040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 25, 30, 32, 34, 40, 48, 50, 51, 60, 64, 68, 75, 80, 85, 96, 100, 102, 120, 128, 136, 150, 160, 170, 192, 200, 204, 240, 255, 272, 300, 320, 340, 384, 400, 408, 425, 480, 510, 544, 600, 640, 680, 800, 816, 850, 960, 1020, 1088, 1200, 1275, 1360, 1600, 1632, 1700, 1920, 2040, 2176, 2400, 2550, 2720, 3200, 3264, 3400, 4080, 4800, 5100, 5440, 6528, 6800, 8160, 9600, 10200, 10880, 13600, 16320, 20400, 27200, 32640, 40800, 54400, 81600, 123803, 163200, 247606, 371409, 495212, 619015, 742818, 990424, 1238030, 1485636, 1857045, 1980848, 2104651, 2476060, 2971272, 3095075, 3714090, 3961696, 4209302, 4952120, 5942544, 6190150, 6313953, 7428180, 7923392, 8418604, 9285225, 9904240, 10523255, 11885088, 12380300, 12627906, 14856360, 15846784, 16837208, 18570450, 19808480, 21046510, 23770176, 24760600, 25255812, 29712720, 31569765, 33674416, 37140900, 39616960, 42093020, 47540352, 49521200, 50511624, 52616275, 59425440, 63139530, 67348832, 74281800, 79233920, 84186040, 99042400, 101023248, 105232550, 118850880, 126279060, 134697664, 148563600, 157848825, 168372080, 198084800, 202046496, 210465100, 237701760, 252558120, 269395328, 297127200, 315697650, 336744160, 396169600, 404092992, 420930200, 505116240, 594254400, 631395300, 673488320, 808185984, 841860400, 1010232480, 1188508800, 1262790600, 1346976640, 1683720800, 2020464960, 2525581200, 3367441600, 4040929920, 5051162400, 6734883200, 10102324800, 20204649600]

約数ペア:

[(1, 20204649600), (2, 10102324800), (3, 6734883200), (4, 5051162400), (5, 4040929920), (6, 3367441600), (8, 2525581200), (10, 2020464960), (12, 1683720800), (15, 1346976640), (16, 1262790600), (17, 1188508800), (20, 1010232480), (24, 841860400), (25, 808185984), (30, 673488320), (32, 631395300), (34, 594254400), (40, 505116240), (48, 420930200), (50, 404092992), (51, 396169600), (60, 336744160), (64, 315697650), (68, 297127200), (75, 269395328), (80, 252558120), (85, 237701760), (96, 210465100), (100, 202046496), (102, 198084800), (120, 168372080), (128, 157848825), (136, 148563600), (150, 134697664), (160, 126279060), (170, 118850880), (192, 105232550), (200, 101023248), (204, 99042400), (240, 84186040), (255, 79233920), (272, 74281800), (300, 67348832), (320, 63139530), (340, 59425440), (384, 52616275), (400, 50511624), (408, 49521200), (425, 47540352), (480, 42093020), (510, 39616960), (544, 37140900), (600, 33674416), (640, 31569765), (680, 29712720), (800, 25255812), (816, 24760600), (850, 23770176), (960, 21046510), (1020, 19808480), (1088, 18570450), (1200, 16837208), (1275, 15846784), (1360, 14856360), (1600, 12627906), (1632, 12380300), (1700, 11885088), (1920, 10523255), (2040, 9904240), (2176, 9285225), (2400, 8418604), (2550, 7923392), (2720, 7428180), (3200, 6313953), (3264, 6190150), (3400, 5942544), (4080, 4952120), (4800, 4209302), (5100, 3961696), (5440, 3714090), (6528, 3095075), (6800, 2971272), (8160, 2476060), (9600, 2104651), (10200, 1980848), (10880, 1857045), (13600, 1485636), (16320, 1238030), (20400, 990424), (27200, 742818), (32640, 619015), (40800, 495212), (54400, 371409), (81600, 247606), (123803, 163200)]