81532800

素因数分解:

$2^7\times 3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{149}}^1$

素因数の和:198

約数の個数: 288

約数和(自身を含む): 308295000

約数和(自身を除く): 226762200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 25, 30, 32, 36, 38, 40, 45, 48, 50, 57, 60, 64, 72, 75, 76, 80, 90, 95, 96, 100, 114, 120, 128, 144, 149, 150, 152, 160, 171, 180, 190, 192, 200, 225, 228, 240, 285, 288, 298, 300, 304, 320, 342, 360, 380, 384, 400, 447, 450, 456, 475, 480, 570, 576, 596, 600, 608, 640, 684, 720, 745, 760, 800, 855, 894, 900, 912, 950, 960, 1140, 1152, 1192, 1200, 1216, 1341, 1368, 1425, 1440, 1490, 1520, 1600, 1710, 1788, 1800, 1824, 1900, 1920, 2235, 2280, 2384, 2400, 2432, 2682, 2736, 2831, 2850, 2880, 2980, 3040, 3200, 3420, 3576, 3600, 3648, 3725, 3800, 4275, 4470, 4560, 4768, 4800, 5364, 5472, 5662, 5700, 5760, 5960, 6080, 6705, 6840, 7152, 7200, 7296, 7450, 7600, 8493, 8550, 8940, 9120, 9536, 9600, 10728, 10944, 11175, 11324, 11400, 11920, 12160, 13410, 13680, 14155, 14304, 14400, 14900, 15200, 16986, 17100, 17880, 18240, 19072, 21456, 21888, 22350, 22648, 22800, 23840, 25479, 26820, 27360, 28310, 28608, 28800, 29800, 30400, 33525, 33972, 34200, 35760, 36480, 42465, 42912, 44700, 45296, 45600, 47680, 50958, 53640, 54720, 56620, 57216, 59600, 60800, 67050, 67944, 68400, 70775, 71520, 84930, 85824, 89400, 90592, 91200, 95360, 101916, 107280, 109440, 113240, 119200, 127395, 134100, 135888, 136800, 141550, 143040, 169860, 171648, 178800, 181184, 182400, 203832, 212325, 214560, 226480, 238400, 254790, 268200, 271776, 273600, 283100, 286080, 339720, 357600, 362368, 407664, 424650, 429120, 452960, 476800, 509580, 536400, 543552, 547200, 566200, 636975, 679440, 715200, 815328, 849300, 858240, 905920, 1019160, 1072800, 1087104, 1132400, 1273950, 1358880, 1430400, 1630656, 1698600, 1811840, 2038320, 2145600, 2264800, 2547900, 2717760, 3261312, 3397200, 4076640, 4291200, 4529600, 5095800, 5435520, 6794400, 8153280, 9059200, 10191600, 13588800, 16306560, 20383200, 27177600, 40766400, 81532800]

約数ペア:

[(1, 81532800), (2, 40766400), (3, 27177600), (4, 20383200), (5, 16306560), (6, 13588800), (8, 10191600), (9, 9059200), (10, 8153280), (12, 6794400), (15, 5435520), (16, 5095800), (18, 4529600), (19, 4291200), (20, 4076640), (24, 3397200), (25, 3261312), (30, 2717760), (32, 2547900), (36, 2264800), (38, 2145600), (40, 2038320), (45, 1811840), (48, 1698600), (50, 1630656), (57, 1430400), (60, 1358880), (64, 1273950), (72, 1132400), (75, 1087104), (76, 1072800), (80, 1019160), (90, 905920), (95, 858240), (96, 849300), (100, 815328), (114, 715200), (120, 679440), (128, 636975), (144, 566200), (149, 547200), (150, 543552), (152, 536400), (160, 509580), (171, 476800), (180, 452960), (190, 429120), (192, 424650), (200, 407664), (225, 362368), (228, 357600), (240, 339720), (285, 286080), (288, 283100), (298, 273600), (300, 271776), (304, 268200), (320, 254790), (342, 238400), (360, 226480), (380, 214560), (384, 212325), (400, 203832), (447, 182400), (450, 181184), (456, 178800), (475, 171648), (480, 169860), (570, 143040), (576, 141550), (596, 136800), (600, 135888), (608, 134100), (640, 127395), (684, 119200), (720, 113240), (745, 109440), (760, 107280), (800, 101916), (855, 95360), (894, 91200), (900, 90592), (912, 89400), (950, 85824), (960, 84930), (1140, 71520), (1152, 70775), (1192, 68400), (1200, 67944), (1216, 67050), (1341, 60800), (1368, 59600), (1425, 57216), (1440, 56620), (1490, 54720), (1520, 53640), (1600, 50958), (1710, 47680), (1788, 45600), (1800, 45296), (1824, 44700), (1900, 42912), (1920, 42465), (2235, 36480), (2280, 35760), (2384, 34200), (2400, 33972), (2432, 33525), (2682, 30400), (2736, 29800), (2831, 28800), (2850, 28608), (2880, 28310), (2980, 27360), (3040, 26820), (3200, 25479), (3420, 23840), (3576, 22800), (3600, 22648), (3648, 22350), (3725, 21888), (3800, 21456), (4275, 19072), (4470, 18240), (4560, 17880), (4768, 17100), (4800, 16986), (5364, 15200), (5472, 14900), (5662, 14400), (5700, 14304), (5760, 14155), (5960, 13680), (6080, 13410), (6705, 12160), (6840, 11920), (7152, 11400), (7200, 11324), (7296, 11175), (7450, 10944), (7600, 10728), (8493, 9600), (8550, 9536), (8940, 9120)]