20426928000

素因数分解:

$2^7\times 3^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{25033}}^1$

素因数の和:25082

約数の個数: 256

約数和(自身を含む): 71701381440

約数和(自身を除く): 51274453440

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, 125, 128, 136, 150, 160, 170, 192, 200, 204, 240, 250, 255, 272, 300, 320, 340, 375, 384, 400, 408, 425, 480, 500, 510, 544, 600, 640, 680, 750, 800, 816, 850, 960, 1000, 1020, 1088, 1200, 1275, 1360, 1500, 1600, 1632, 1700, 1920, 2000, 2040, 2125, 2176, 2400, 2550, 2720, 3000, 3200, 3264, 3400, 4000, 4080, 4250, 4800, 5100, 5440, 6000, 6375, 6528, 6800, 8000, 8160, 8500, 9600, 10200, 10880, 12000, 12750, 13600, 16000, 16320, 17000, 20400, 24000, 25033, 25500, 27200, 32640, 34000, 40800, 48000, 50066, 51000, 54400, 68000, 75099, 81600, 100132, 102000, 125165, 136000, 150198, 163200, 200264, 204000, 250330, 272000, 300396, 375495, 400528, 408000, 425561, 500660, 600792, 625825, 750990, 801056, 816000, 851122, 1001320, 1201584, 1251650, 1276683, 1501980, 1602112, 1702244, 1877475, 2002640, 2127805, 2403168, 2503300, 2553366, 3003960, 3129125, 3204224, 3404488, 3754950, 4005280, 4255610, 4806336, 5006600, 5106732, 6007920, 6258250, 6383415, 6808976, 7509900, 8010560, 8511220, 9387375, 9612672, 10013200, 10213464, 10639025, 12015840, 12516500, 12766830, 13617952, 15019800, 16021120, 17022440, 18774750, 20026400, 20426928, 21278050, 24031680, 25033000, 25533660, 27235904, 30039600, 31917075, 34044880, 37549500, 40052800, 40853856, 42556100, 48063360, 50066000, 51067320, 53195125, 54471808, 60079200, 63834150, 68089760, 75099000, 80105600, 81707712, 85112200, 100132000, 102134640, 106390250, 120158400, 127668300, 136179520, 150198000, 159585375, 163415424, 170224400, 200264000, 204269280, 212780500, 240316800, 255336600, 272359040, 300396000, 319170750, 340448800, 400528000, 408538560, 425561000, 510673200, 600792000, 638341500, 680897600, 817077120, 851122000, 1021346400, 1201584000, 1276683000, 1361795200, 1702244000, 2042692800, 2553366000, 3404488000, 4085385600, 5106732000, 6808976000, 10213464000, 20426928000]

約数ペア:

[(1, 20426928000), (2, 10213464000), (3, 6808976000), (4, 5106732000), (5, 4085385600), (6, 3404488000), (8, 2553366000), (10, 2042692800), (12, 1702244000), (15, 1361795200), (16, 1276683000), (17, 1201584000), (20, 1021346400), (24, 851122000), (25, 817077120), (30, 680897600), (32, 638341500), (34, 600792000), (40, 510673200), (48, 425561000), (50, 408538560), (51, 400528000), (60, 340448800), (64, 319170750), (68, 300396000), (75, 272359040), (80, 255336600), (85, 240316800), (96, 212780500), (100, 204269280), (102, 200264000), (120, 170224400), (125, 163415424), (128, 159585375), (136, 150198000), (150, 136179520), (160, 127668300), (170, 120158400), (192, 106390250), (200, 102134640), (204, 100132000), (240, 85112200), (250, 81707712), (255, 80105600), (272, 75099000), (300, 68089760), (320, 63834150), (340, 60079200), (375, 54471808), (384, 53195125), (400, 51067320), (408, 50066000), (425, 48063360), (480, 42556100), (500, 40853856), (510, 40052800), (544, 37549500), (600, 34044880), (640, 31917075), (680, 30039600), (750, 27235904), (800, 25533660), (816, 25033000), (850, 24031680), (960, 21278050), (1000, 20426928), (1020, 20026400), (1088, 18774750), (1200, 17022440), (1275, 16021120), (1360, 15019800), (1500, 13617952), (1600, 12766830), (1632, 12516500), (1700, 12015840), (1920, 10639025), (2000, 10213464), (2040, 10013200), (2125, 9612672), (2176, 9387375), (2400, 8511220), (2550, 8010560), (2720, 7509900), (3000, 6808976), (3200, 6383415), (3264, 6258250), (3400, 6007920), (4000, 5106732), (4080, 5006600), (4250, 4806336), (4800, 4255610), (5100, 4005280), (5440, 3754950), (6000, 3404488), (6375, 3204224), (6528, 3129125), (6800, 3003960), (8000, 2553366), (8160, 2503300), (8500, 2403168), (9600, 2127805), (10200, 2002640), (10880, 1877475), (12000, 1702244), (12750, 1602112), (13600, 1501980), (16000, 1276683), (16320, 1251650), (17000, 1201584), (20400, 1001320), (24000, 851122), (25033, 816000), (25500, 801056), (27200, 750990), (32640, 625825), (34000, 600792), (40800, 500660), (48000, 425561), (50066, 408000), (51000, 400528), (54400, 375495), (68000, 300396), (75099, 272000), (81600, 250330), (100132, 204000), (102000, 200264), (125165, 163200), (136000, 150198)]