1998248112

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{107}}^1\times {\mathrm{191}}^1$

素因数の和:416

約数の個数: 240

約数和(自身を含む): 6551580672

約数和(自身を除く): 4553332560

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 97, 107, 112, 126, 144, 168, 191, 194, 214, 252, 291, 321, 336, 382, 388, 428, 504, 573, 582, 642, 679, 749, 764, 776, 856, 873, 963, 1008, 1146, 1164, 1284, 1337, 1358, 1498, 1528, 1552, 1712, 1719, 1746, 1926, 2037, 2247, 2292, 2328, 2568, 2674, 2716, 2996, 3056, 3438, 3492, 3852, 4011, 4074, 4494, 4584, 4656, 5136, 5348, 5432, 5992, 6111, 6741, 6876, 6984, 7704, 8022, 8148, 8988, 9168, 10379, 10696, 10864, 11984, 12033, 12222, 13482, 13752, 13968, 15408, 16044, 16296, 17976, 18527, 20437, 20758, 21392, 24066, 24444, 26964, 27504, 31137, 32088, 32592, 35952, 37054, 40874, 41516, 48132, 48888, 53928, 55581, 61311, 62274, 64176, 72653, 74108, 81748, 83032, 93411, 96264, 97776, 107856, 111162, 122622, 124548, 129689, 143059, 145306, 148216, 163496, 166064, 166743, 183933, 186822, 192528, 217959, 222324, 245244, 249096, 259378, 286118, 290612, 296432, 326992, 333486, 367866, 373644, 389067, 429177, 435918, 444648, 490488, 498192, 518756, 572236, 581224, 653877, 666972, 735732, 747288, 778134, 858354, 871836, 889296, 980976, 1037512, 1144472, 1162448, 1167201, 1287531, 1307754, 1333944, 1471464, 1494576, 1556268, 1716708, 1743672, 1982389, 2075024, 2288944, 2334402, 2575062, 2615508, 2667888, 2942928, 3112536, 3433416, 3487344, 3964778, 4668804, 5150124, 5231016, 5947167, 6225072, 6866832, 7929556, 9337608, 10300248, 10462032, 11894334, 13876723, 15859112, 17841501, 18675216, 20600496, 23788668, 27753446, 31718224, 35683002, 41630169, 47577336, 55506892, 71366004, 83260338, 95154672, 111013784, 124890507, 142732008, 166520676, 222027568, 249781014, 285464016, 333041352, 499562028, 666082704, 999124056, 1998248112]

約数ペア:

[(1, 1998248112), (2, 999124056), (3, 666082704), (4, 499562028), (6, 333041352), (7, 285464016), (8, 249781014), (9, 222027568), (12, 166520676), (14, 142732008), (16, 124890507), (18, 111013784), (21, 95154672), (24, 83260338), (28, 71366004), (36, 55506892), (42, 47577336), (48, 41630169), (56, 35683002), (63, 31718224), (72, 27753446), (84, 23788668), (97, 20600496), (107, 18675216), (112, 17841501), (126, 15859112), (144, 13876723), (168, 11894334), (191, 10462032), (194, 10300248), (214, 9337608), (252, 7929556), (291, 6866832), (321, 6225072), (336, 5947167), (382, 5231016), (388, 5150124), (428, 4668804), (504, 3964778), (573, 3487344), (582, 3433416), (642, 3112536), (679, 2942928), (749, 2667888), (764, 2615508), (776, 2575062), (856, 2334402), (873, 2288944), (963, 2075024), (1008, 1982389), (1146, 1743672), (1164, 1716708), (1284, 1556268), (1337, 1494576), (1358, 1471464), (1498, 1333944), (1528, 1307754), (1552, 1287531), (1712, 1167201), (1719, 1162448), (1746, 1144472), (1926, 1037512), (2037, 980976), (2247, 889296), (2292, 871836), (2328, 858354), (2568, 778134), (2674, 747288), (2716, 735732), (2996, 666972), (3056, 653877), (3438, 581224), (3492, 572236), (3852, 518756), (4011, 498192), (4074, 490488), (4494, 444648), (4584, 435918), (4656, 429177), (5136, 389067), (5348, 373644), (5432, 367866), (5992, 333486), (6111, 326992), (6741, 296432), (6876, 290612), (6984, 286118), (7704, 259378), (8022, 249096), (8148, 245244), (8988, 222324), (9168, 217959), (10379, 192528), (10696, 186822), (10864, 183933), (11984, 166743), (12033, 166064), (12222, 163496), (13482, 148216), (13752, 145306), (13968, 143059), (15408, 129689), (16044, 124548), (16296, 122622), (17976, 111162), (18527, 107856), (20437, 97776), (20758, 96264), (21392, 93411), (24066, 83032), (24444, 81748), (26964, 74108), (27504, 72653), (31137, 64176), (32088, 62274), (32592, 61311), (35952, 55581), (37054, 53928), (40874, 48888), (41516, 48132)]