1980619056

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{293}}^1$

素因数の和:500

約数の個数: 240

約数和(自身を含む): 6289972416

約数和(自身を除く): 4309353360

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 23, 24, 26, 36, 39, 46, 48, 52, 69, 72, 78, 92, 104, 117, 138, 144, 156, 157, 184, 207, 208, 234, 276, 293, 299, 312, 314, 368, 414, 468, 471, 552, 586, 598, 624, 628, 828, 879, 897, 936, 942, 1104, 1172, 1196, 1256, 1413, 1656, 1758, 1794, 1872, 1884, 2041, 2344, 2392, 2512, 2637, 2691, 2826, 3312, 3516, 3588, 3611, 3768, 3809, 4082, 4688, 4784, 5274, 5382, 5652, 6123, 6739, 7032, 7176, 7222, 7536, 7618, 8164, 10548, 10764, 10833, 11304, 11427, 12246, 13478, 14064, 14352, 14444, 15236, 16328, 18369, 20217, 21096, 21528, 21666, 22608, 22854, 24492, 26956, 28888, 30472, 32499, 32656, 34281, 36738, 40434, 42192, 43056, 43332, 45708, 46001, 46943, 48984, 53912, 57776, 60651, 60944, 64998, 68562, 73476, 80868, 86664, 87607, 91416, 92002, 93886, 97968, 107824, 121302, 129996, 137124, 138003, 140829, 146952, 161736, 173328, 175214, 182832, 184004, 187772, 242604, 259992, 262821, 274248, 276006, 281658, 293904, 323472, 350428, 368008, 375544, 414009, 422487, 485208, 519984, 525642, 548496, 552012, 563316, 598013, 700856, 736016, 751088, 788463, 828018, 844974, 970416, 1051284, 1058023, 1104024, 1126632, 1196026, 1401712, 1576926, 1656036, 1689948, 1794039, 2102568, 2116046, 2208048, 2253264, 2392052, 3153852, 3174069, 3312072, 3379896, 3588078, 4205136, 4232092, 4784104, 5382117, 6307704, 6348138, 6624144, 6759792, 7176156, 8464184, 9522207, 9568208, 10764234, 12615408, 12696276, 13754299, 14352312, 16928368, 19044414, 21528468, 25392552, 27508598, 28704624, 38088828, 41262897, 43056936, 50785104, 55017196, 76177656, 82525794, 86113872, 110034392, 123788691, 152355312, 165051588, 220068784, 247577382, 330103176, 495154764, 660206352, 990309528, 1980619056]

約数ペア:

[(1, 1980619056), (2, 990309528), (3, 660206352), (4, 495154764), (6, 330103176), (8, 247577382), (9, 220068784), (12, 165051588), (13, 152355312), (16, 123788691), (18, 110034392), (23, 86113872), (24, 82525794), (26, 76177656), (36, 55017196), (39, 50785104), (46, 43056936), (48, 41262897), (52, 38088828), (69, 28704624), (72, 27508598), (78, 25392552), (92, 21528468), (104, 19044414), (117, 16928368), (138, 14352312), (144, 13754299), (156, 12696276), (157, 12615408), (184, 10764234), (207, 9568208), (208, 9522207), (234, 8464184), (276, 7176156), (293, 6759792), (299, 6624144), (312, 6348138), (314, 6307704), (368, 5382117), (414, 4784104), (468, 4232092), (471, 4205136), (552, 3588078), (586, 3379896), (598, 3312072), (624, 3174069), (628, 3153852), (828, 2392052), (879, 2253264), (897, 2208048), (936, 2116046), (942, 2102568), (1104, 1794039), (1172, 1689948), (1196, 1656036), (1256, 1576926), (1413, 1401712), (1656, 1196026), (1758, 1126632), (1794, 1104024), (1872, 1058023), (1884, 1051284), (2041, 970416), (2344, 844974), (2392, 828018), (2512, 788463), (2637, 751088), (2691, 736016), (2826, 700856), (3312, 598013), (3516, 563316), (3588, 552012), (3611, 548496), (3768, 525642), (3809, 519984), (4082, 485208), (4688, 422487), (4784, 414009), (5274, 375544), (5382, 368008), (5652, 350428), (6123, 323472), (6739, 293904), (7032, 281658), (7176, 276006), (7222, 274248), (7536, 262821), (7618, 259992), (8164, 242604), (10548, 187772), (10764, 184004), (10833, 182832), (11304, 175214), (11427, 173328), (12246, 161736), (13478, 146952), (14064, 140829), (14352, 138003), (14444, 137124), (15236, 129996), (16328, 121302), (18369, 107824), (20217, 97968), (21096, 93886), (21528, 92002), (21666, 91416), (22608, 87607), (22854, 86664), (24492, 80868), (26956, 73476), (28888, 68562), (30472, 64998), (32499, 60944), (32656, 60651), (34281, 57776), (36738, 53912), (40434, 48984), (42192, 46943), (43056, 46001), (43332, 45708)]