20860800

素因数分解:

$2^7\times 3^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{53}}^1$

素因数の和:121

約数の個数: 192

約数和(自身を含む): 71714160

約数和(自身を除く): 50853360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 41, 48, 50, 53, 60, 64, 75, 80, 82, 96, 100, 106, 120, 123, 128, 150, 159, 160, 164, 192, 200, 205, 212, 240, 246, 265, 300, 318, 320, 328, 384, 400, 410, 424, 480, 492, 530, 600, 615, 636, 640, 656, 795, 800, 820, 848, 960, 984, 1025, 1060, 1200, 1230, 1272, 1312, 1325, 1590, 1600, 1640, 1696, 1920, 1968, 2050, 2120, 2173, 2400, 2460, 2544, 2624, 2650, 3075, 3180, 3200, 3280, 3392, 3936, 3975, 4100, 4240, 4346, 4800, 4920, 5088, 5248, 5300, 6150, 6360, 6519, 6560, 6784, 7872, 7950, 8200, 8480, 8692, 9600, 9840, 10176, 10600, 10865, 12300, 12720, 13038, 13120, 15744, 15900, 16400, 16960, 17384, 19680, 20352, 21200, 21730, 24600, 25440, 26076, 26240, 31800, 32595, 32800, 33920, 34768, 39360, 42400, 43460, 49200, 50880, 52152, 54325, 63600, 65190, 65600, 69536, 78720, 84800, 86920, 98400, 101760, 104304, 108650, 127200, 130380, 131200, 139072, 162975, 169600, 173840, 196800, 208608, 217300, 254400, 260760, 278144, 325950, 347680, 393600, 417216, 434600, 508800, 521520, 651900, 695360, 834432, 869200, 1043040, 1303800, 1390720, 1738400, 2086080, 2607600, 3476800, 4172160, 5215200, 6953600, 10430400, 20860800]

約数ペア:

[(1, 20860800), (2, 10430400), (3, 6953600), (4, 5215200), (5, 4172160), (6, 3476800), (8, 2607600), (10, 2086080), (12, 1738400), (15, 1390720), (16, 1303800), (20, 1043040), (24, 869200), (25, 834432), (30, 695360), (32, 651900), (40, 521520), (41, 508800), (48, 434600), (50, 417216), (53, 393600), (60, 347680), (64, 325950), (75, 278144), (80, 260760), (82, 254400), (96, 217300), (100, 208608), (106, 196800), (120, 173840), (123, 169600), (128, 162975), (150, 139072), (159, 131200), (160, 130380), (164, 127200), (192, 108650), (200, 104304), (205, 101760), (212, 98400), (240, 86920), (246, 84800), (265, 78720), (300, 69536), (318, 65600), (320, 65190), (328, 63600), (384, 54325), (400, 52152), (410, 50880), (424, 49200), (480, 43460), (492, 42400), (530, 39360), (600, 34768), (615, 33920), (636, 32800), (640, 32595), (656, 31800), (795, 26240), (800, 26076), (820, 25440), (848, 24600), (960, 21730), (984, 21200), (1025, 20352), (1060, 19680), (1200, 17384), (1230, 16960), (1272, 16400), (1312, 15900), (1325, 15744), (1590, 13120), (1600, 13038), (1640, 12720), (1696, 12300), (1920, 10865), (1968, 10600), (2050, 10176), (2120, 9840), (2173, 9600), (2400, 8692), (2460, 8480), (2544, 8200), (2624, 7950), (2650, 7872), (3075, 6784), (3180, 6560), (3200, 6519), (3280, 6360), (3392, 6150), (3936, 5300), (3975, 5248), (4100, 5088), (4240, 4920), (4346, 4800)]