81528000

素因数分解:

$2^6\times 3^1\times 5^3\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:152

約数の個数: 224

約数和(自身を含む): 278952960

約数和(自身を除く): 197424960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 43, 48, 50, 60, 64, 75, 79, 80, 86, 96, 100, 120, 125, 129, 150, 158, 160, 172, 192, 200, 215, 237, 240, 250, 258, 300, 316, 320, 344, 375, 395, 400, 430, 474, 480, 500, 516, 600, 632, 645, 688, 750, 790, 800, 860, 948, 960, 1000, 1032, 1075, 1185, 1200, 1264, 1290, 1376, 1500, 1580, 1600, 1720, 1896, 1975, 2000, 2064, 2150, 2370, 2400, 2528, 2580, 2752, 3000, 3160, 3225, 3397, 3440, 3792, 3950, 4000, 4128, 4300, 4740, 4800, 5056, 5160, 5375, 5925, 6000, 6320, 6450, 6794, 6880, 7584, 7900, 8000, 8256, 8600, 9480, 9875, 10191, 10320, 10750, 11850, 12000, 12640, 12900, 13588, 13760, 15168, 15800, 16125, 16985, 17200, 18960, 19750, 20382, 20640, 21500, 23700, 24000, 25280, 25800, 27176, 29625, 31600, 32250, 33970, 34400, 37920, 39500, 40764, 41280, 43000, 47400, 50955, 51600, 54352, 59250, 63200, 64500, 67940, 68800, 75840, 79000, 81528, 84925, 86000, 94800, 101910, 103200, 108704, 118500, 126400, 129000, 135880, 158000, 163056, 169850, 172000, 189600, 203820, 206400, 217408, 237000, 254775, 258000, 271760, 316000, 326112, 339700, 344000, 379200, 407640, 424625, 474000, 509550, 516000, 543520, 632000, 652224, 679400, 815280, 849250, 948000, 1019100, 1032000, 1087040, 1273875, 1358800, 1630560, 1698500, 1896000, 2038200, 2547750, 2717600, 3261120, 3397000, 4076400, 5095500, 5435200, 6794000, 8152800, 10191000, 13588000, 16305600, 20382000, 27176000, 40764000, 81528000]

約数ペア:

[(1, 81528000), (2, 40764000), (3, 27176000), (4, 20382000), (5, 16305600), (6, 13588000), (8, 10191000), (10, 8152800), (12, 6794000), (15, 5435200), (16, 5095500), (20, 4076400), (24, 3397000), (25, 3261120), (30, 2717600), (32, 2547750), (40, 2038200), (43, 1896000), (48, 1698500), (50, 1630560), (60, 1358800), (64, 1273875), (75, 1087040), (79, 1032000), (80, 1019100), (86, 948000), (96, 849250), (100, 815280), (120, 679400), (125, 652224), (129, 632000), (150, 543520), (158, 516000), (160, 509550), (172, 474000), (192, 424625), (200, 407640), (215, 379200), (237, 344000), (240, 339700), (250, 326112), (258, 316000), (300, 271760), (316, 258000), (320, 254775), (344, 237000), (375, 217408), (395, 206400), (400, 203820), (430, 189600), (474, 172000), (480, 169850), (500, 163056), (516, 158000), (600, 135880), (632, 129000), (645, 126400), (688, 118500), (750, 108704), (790, 103200), (800, 101910), (860, 94800), (948, 86000), (960, 84925), (1000, 81528), (1032, 79000), (1075, 75840), (1185, 68800), (1200, 67940), (1264, 64500), (1290, 63200), (1376, 59250), (1500, 54352), (1580, 51600), (1600, 50955), (1720, 47400), (1896, 43000), (1975, 41280), (2000, 40764), (2064, 39500), (2150, 37920), (2370, 34400), (2400, 33970), (2528, 32250), (2580, 31600), (2752, 29625), (3000, 27176), (3160, 25800), (3225, 25280), (3397, 24000), (3440, 23700), (3792, 21500), (3950, 20640), (4000, 20382), (4128, 19750), (4300, 18960), (4740, 17200), (4800, 16985), (5056, 16125), (5160, 15800), (5375, 15168), (5925, 13760), (6000, 13588), (6320, 12900), (6450, 12640), (6794, 12000), (6880, 11850), (7584, 10750), (7900, 10320), (8000, 10191), (8256, 9875), (8600, 9480)]