320645520

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{601}}^1$

素因数の和:655

約数の個数: 320

約数和(自身を含む): 1254086400

約数和(自身を除く): 933440880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 19, 20, 24, 26, 27, 30, 36, 38, 39, 40, 45, 48, 52, 54, 57, 60, 65, 72, 76, 78, 80, 90, 95, 104, 108, 114, 117, 120, 130, 135, 144, 152, 156, 171, 180, 190, 195, 208, 216, 228, 234, 240, 247, 260, 270, 285, 304, 312, 342, 351, 360, 380, 390, 432, 456, 468, 494, 513, 520, 540, 570, 585, 601, 624, 684, 702, 720, 741, 760, 780, 855, 912, 936, 988, 1026, 1040, 1080, 1140, 1170, 1202, 1235, 1368, 1404, 1482, 1520, 1560, 1710, 1755, 1803, 1872, 1976, 2052, 2160, 2223, 2280, 2340, 2404, 2470, 2565, 2736, 2808, 2964, 3005, 3120, 3420, 3510, 3606, 3705, 3952, 4104, 4446, 4560, 4680, 4808, 4940, 5130, 5409, 5616, 5928, 6010, 6669, 6840, 7020, 7212, 7410, 7813, 8208, 8892, 9015, 9360, 9616, 9880, 10260, 10818, 11115, 11419, 11856, 12020, 13338, 13680, 14040, 14424, 14820, 15626, 16227, 17784, 18030, 19760, 20520, 21636, 22230, 22838, 23439, 24040, 26676, 27045, 28080, 28848, 29640, 31252, 32454, 33345, 34257, 35568, 36060, 39065, 41040, 43272, 44460, 45676, 46878, 48080, 53352, 54090, 57095, 59280, 62504, 64908, 66690, 68514, 70317, 72120, 78130, 81135, 86544, 88920, 91352, 93756, 102771, 106704, 108180, 114190, 117195, 125008, 129816, 133380, 137028, 140634, 144240, 148447, 156260, 162270, 171285, 177840, 182704, 187512, 205542, 210951, 216360, 228380, 234390, 259632, 266760, 274056, 281268, 296894, 308313, 312520, 324540, 342570, 351585, 375024, 411084, 421902, 432720, 445341, 456760, 468780, 513855, 533520, 548112, 562536, 593788, 616626, 625040, 649080, 685140, 703170, 742235, 822168, 843804, 890682, 913520, 937560, 1027710, 1054755, 1125072, 1187576, 1233252, 1298160, 1336023, 1370280, 1406340, 1484470, 1541565, 1644336, 1687608, 1781364, 1875120, 2055420, 2109510, 2226705, 2375152, 2466504, 2672046, 2740560, 2812680, 2968940, 3083130, 3375216, 3562728, 4008069, 4110840, 4219020, 4453410, 4933008, 5344092, 5625360, 5937880, 6166260, 6680115, 7125456, 8016138, 8221680, 8438040, 8906820, 10688184, 11875760, 12332520, 13360230, 16032276, 16876080, 17813640, 20040345, 21376368, 24665040, 26720460, 32064552, 35627280, 40080690, 53440920, 64129104, 80161380, 106881840, 160322760, 320645520]

約数ペア:

[(1, 320645520), (2, 160322760), (3, 106881840), (4, 80161380), (5, 64129104), (6, 53440920), (8, 40080690), (9, 35627280), (10, 32064552), (12, 26720460), (13, 24665040), (15, 21376368), (16, 20040345), (18, 17813640), (19, 16876080), (20, 16032276), (24, 13360230), (26, 12332520), (27, 11875760), (30, 10688184), (36, 8906820), (38, 8438040), (39, 8221680), (40, 8016138), (45, 7125456), (48, 6680115), (52, 6166260), (54, 5937880), (57, 5625360), (60, 5344092), (65, 4933008), (72, 4453410), (76, 4219020), (78, 4110840), (80, 4008069), (90, 3562728), (95, 3375216), (104, 3083130), (108, 2968940), (114, 2812680), (117, 2740560), (120, 2672046), (130, 2466504), (135, 2375152), (144, 2226705), (152, 2109510), (156, 2055420), (171, 1875120), (180, 1781364), (190, 1687608), (195, 1644336), (208, 1541565), (216, 1484470), (228, 1406340), (234, 1370280), (240, 1336023), (247, 1298160), (260, 1233252), (270, 1187576), (285, 1125072), (304, 1054755), (312, 1027710), (342, 937560), (351, 913520), (360, 890682), (380, 843804), (390, 822168), (432, 742235), (456, 703170), (468, 685140), (494, 649080), (513, 625040), (520, 616626), (540, 593788), (570, 562536), (585, 548112), (601, 533520), (624, 513855), (684, 468780), (702, 456760), (720, 445341), (741, 432720), (760, 421902), (780, 411084), (855, 375024), (912, 351585), (936, 342570), (988, 324540), (1026, 312520), (1040, 308313), (1080, 296894), (1140, 281268), (1170, 274056), (1202, 266760), (1235, 259632), (1368, 234390), (1404, 228380), (1482, 216360), (1520, 210951), (1560, 205542), (1710, 187512), (1755, 182704), (1803, 177840), (1872, 171285), (1976, 162270), (2052, 156260), (2160, 148447), (2223, 144240), (2280, 140634), (2340, 137028), (2404, 133380), (2470, 129816), (2565, 125008), (2736, 117195), (2808, 114190), (2964, 108180), (3005, 106704), (3120, 102771), (3420, 93756), (3510, 91352), (3606, 88920), (3705, 86544), (3952, 81135), (4104, 78130), (4446, 72120), (4560, 70317), (4680, 68514), (4808, 66690), (4940, 64908), (5130, 62504), (5409, 59280), (5616, 57095), (5928, 54090), (6010, 53352), (6669, 48080), (6840, 46878), (7020, 45676), (7212, 44460), (7410, 43272), (7813, 41040), (8208, 39065), (8892, 36060), (9015, 35568), (9360, 34257), (9616, 33345), (9880, 32454), (10260, 31252), (10818, 29640), (11115, 28848), (11419, 28080), (11856, 27045), (12020, 26676), (13338, 24040), (13680, 23439), (14040, 22838), (14424, 22230), (14820, 21636), (15626, 20520), (16227, 19760), (17784, 18030)]