1228394916

素因数分解:

$2^2\times 3^3\times 7^2\times {\mathrm{19}}^2\times {\mathrm{643}}^1$

素因数の和:708

約数の個数: 216

約数和(自身を含む): 3916009440

約数和(自身を除く): 2687614524

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 27, 28, 36, 38, 42, 49, 54, 57, 63, 76, 84, 98, 108, 114, 126, 133, 147, 171, 189, 196, 228, 252, 266, 294, 342, 361, 378, 399, 441, 513, 532, 588, 643, 684, 722, 756, 798, 882, 931, 1026, 1083, 1197, 1286, 1323, 1444, 1596, 1764, 1862, 1929, 2052, 2166, 2394, 2527, 2572, 2646, 2793, 3249, 3591, 3724, 3858, 4332, 4501, 4788, 5054, 5292, 5586, 5787, 6498, 7182, 7581, 7716, 8379, 9002, 9747, 10108, 11172, 11574, 12217, 12996, 13503, 14364, 15162, 16758, 17361, 17689, 18004, 19494, 22743, 23148, 24434, 25137, 27006, 30324, 31507, 33516, 34722, 35378, 36651, 38988, 40509, 45486, 48868, 50274, 53067, 54012, 63014, 68229, 69444, 70756, 73302, 81018, 85519, 90972, 94521, 100548, 106134, 109953, 121527, 126028, 136458, 146604, 159201, 162036, 171038, 189042, 212268, 219906, 232123, 243054, 256557, 272916, 283563, 318402, 329859, 342076, 378084, 439812, 464246, 477603, 486108, 513114, 567126, 598633, 636804, 659718, 696369, 769671, 850689, 928492, 955206, 1026228, 1134252, 1197266, 1319436, 1392738, 1539342, 1624861, 1701378, 1795899, 1910412, 2089107, 2309013, 2394532, 2785476, 3078684, 3249722, 3402756, 3591798, 4178214, 4618026, 4874583, 5387697, 6267321, 6499444, 7183596, 8356428, 9236052, 9749166, 10775394, 11374027, 12534642, 14623749, 16163091, 19498332, 21550788, 22748054, 25069284, 29247498, 32326182, 34122081, 43871247, 45496108, 58494996, 64652364, 68244162, 87742494, 102366243, 136488324, 175484988, 204732486, 307098729, 409464972, 614197458, 1228394916]

約数ペア:

[(1, 1228394916), (2, 614197458), (3, 409464972), (4, 307098729), (6, 204732486), (7, 175484988), (9, 136488324), (12, 102366243), (14, 87742494), (18, 68244162), (19, 64652364), (21, 58494996), (27, 45496108), (28, 43871247), (36, 34122081), (38, 32326182), (42, 29247498), (49, 25069284), (54, 22748054), (57, 21550788), (63, 19498332), (76, 16163091), (84, 14623749), (98, 12534642), (108, 11374027), (114, 10775394), (126, 9749166), (133, 9236052), (147, 8356428), (171, 7183596), (189, 6499444), (196, 6267321), (228, 5387697), (252, 4874583), (266, 4618026), (294, 4178214), (342, 3591798), (361, 3402756), (378, 3249722), (399, 3078684), (441, 2785476), (513, 2394532), (532, 2309013), (588, 2089107), (643, 1910412), (684, 1795899), (722, 1701378), (756, 1624861), (798, 1539342), (882, 1392738), (931, 1319436), (1026, 1197266), (1083, 1134252), (1197, 1026228), (1286, 955206), (1323, 928492), (1444, 850689), (1596, 769671), (1764, 696369), (1862, 659718), (1929, 636804), (2052, 598633), (2166, 567126), (2394, 513114), (2527, 486108), (2572, 477603), (2646, 464246), (2793, 439812), (3249, 378084), (3591, 342076), (3724, 329859), (3858, 318402), (4332, 283563), (4501, 272916), (4788, 256557), (5054, 243054), (5292, 232123), (5586, 219906), (5787, 212268), (6498, 189042), (7182, 171038), (7581, 162036), (7716, 159201), (8379, 146604), (9002, 136458), (9747, 126028), (10108, 121527), (11172, 109953), (11574, 106134), (12217, 100548), (12996, 94521), (13503, 90972), (14364, 85519), (15162, 81018), (16758, 73302), (17361, 70756), (17689, 69444), (18004, 68229), (19494, 63014), (22743, 54012), (23148, 53067), (24434, 50274), (25137, 48868), (27006, 45486), (30324, 40509), (31507, 38988), (33516, 36651), (34722, 35378)]