1207314720

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{4903}}^1$

素因数の和:4949

約数の個数: 240

約数和(自身を含む): 4485983040

約数和(自身を除く): 3278668320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 32, 36, 38, 40, 45, 48, 54, 57, 60, 72, 76, 80, 81, 90, 95, 96, 108, 114, 120, 135, 144, 152, 160, 162, 171, 180, 190, 216, 228, 240, 270, 285, 288, 304, 324, 342, 360, 380, 405, 432, 456, 480, 513, 540, 570, 608, 648, 684, 720, 760, 810, 855, 864, 912, 1026, 1080, 1140, 1296, 1368, 1440, 1520, 1539, 1620, 1710, 1824, 2052, 2160, 2280, 2565, 2592, 2736, 3040, 3078, 3240, 3420, 4104, 4320, 4560, 4903, 5130, 5472, 6156, 6480, 6840, 7695, 8208, 9120, 9806, 10260, 12312, 12960, 13680, 14709, 15390, 16416, 19612, 20520, 24515, 24624, 27360, 29418, 30780, 39224, 41040, 44127, 49030, 49248, 58836, 61560, 73545, 78448, 82080, 88254, 93157, 98060, 117672, 123120, 132381, 147090, 156896, 176508, 186314, 196120, 220635, 235344, 246240, 264762, 279471, 294180, 353016, 372628, 392240, 397143, 441270, 465785, 470688, 529524, 558942, 588360, 661905, 706032, 745256, 784480, 794286, 838413, 882540, 931570, 1059048, 1117884, 1176720, 1323810, 1397355, 1412064, 1490512, 1588572, 1676826, 1765080, 1863140, 1985715, 2118096, 2235768, 2353440, 2515239, 2647620, 2794710, 2981024, 3177144, 3353652, 3530160, 3726280, 3971430, 4192065, 4236192, 4471536, 5030478, 5295240, 5589420, 6354288, 6707304, 7060320, 7452560, 7545717, 7942860, 8384130, 8943072, 10060956, 10590480, 11178840, 12576195, 12708576, 13414608, 14905120, 15091434, 15885720, 16768260, 20121912, 21180960, 22357680, 25152390, 26829216, 30182868, 31771440, 33536520, 37728585, 40243824, 44715360, 50304780, 60365736, 63542880, 67073040, 75457170, 80487648, 100609560, 120731472, 134146080, 150914340, 201219120, 241462944, 301828680, 402438240, 603657360, 1207314720]

約数ペア:

[(1, 1207314720), (2, 603657360), (3, 402438240), (4, 301828680), (5, 241462944), (6, 201219120), (8, 150914340), (9, 134146080), (10, 120731472), (12, 100609560), (15, 80487648), (16, 75457170), (18, 67073040), (19, 63542880), (20, 60365736), (24, 50304780), (27, 44715360), (30, 40243824), (32, 37728585), (36, 33536520), (38, 31771440), (40, 30182868), (45, 26829216), (48, 25152390), (54, 22357680), (57, 21180960), (60, 20121912), (72, 16768260), (76, 15885720), (80, 15091434), (81, 14905120), (90, 13414608), (95, 12708576), (96, 12576195), (108, 11178840), (114, 10590480), (120, 10060956), (135, 8943072), (144, 8384130), (152, 7942860), (160, 7545717), (162, 7452560), (171, 7060320), (180, 6707304), (190, 6354288), (216, 5589420), (228, 5295240), (240, 5030478), (270, 4471536), (285, 4236192), (288, 4192065), (304, 3971430), (324, 3726280), (342, 3530160), (360, 3353652), (380, 3177144), (405, 2981024), (432, 2794710), (456, 2647620), (480, 2515239), (513, 2353440), (540, 2235768), (570, 2118096), (608, 1985715), (648, 1863140), (684, 1765080), (720, 1676826), (760, 1588572), (810, 1490512), (855, 1412064), (864, 1397355), (912, 1323810), (1026, 1176720), (1080, 1117884), (1140, 1059048), (1296, 931570), (1368, 882540), (1440, 838413), (1520, 794286), (1539, 784480), (1620, 745256), (1710, 706032), (1824, 661905), (2052, 588360), (2160, 558942), (2280, 529524), (2565, 470688), (2592, 465785), (2736, 441270), (3040, 397143), (3078, 392240), (3240, 372628), (3420, 353016), (4104, 294180), (4320, 279471), (4560, 264762), (4903, 246240), (5130, 235344), (5472, 220635), (6156, 196120), (6480, 186314), (6840, 176508), (7695, 156896), (8208, 147090), (9120, 132381), (9806, 123120), (10260, 117672), (12312, 98060), (12960, 93157), (13680, 88254), (14709, 82080), (15390, 78448), (16416, 73545), (19612, 61560), (20520, 58836), (24515, 49248), (24624, 49030), (27360, 44127), (29418, 41040), (30780, 39224)]