327939948

素因数分解:

$2^2\times 3^3\times 7^2\times {\mathrm{31}}^1\times {\mathrm{1999}}^1$

素因数の和:2057

約数の個数: 144

約数和(自身を含む): 1021440000

約数和(自身を除く): 693500052

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 31, 36, 42, 49, 54, 62, 63, 84, 93, 98, 108, 124, 126, 147, 186, 189, 196, 217, 252, 279, 294, 372, 378, 434, 441, 558, 588, 651, 756, 837, 868, 882, 1116, 1302, 1323, 1519, 1674, 1764, 1953, 1999, 2604, 2646, 3038, 3348, 3906, 3998, 4557, 5292, 5859, 5997, 6076, 7812, 7996, 9114, 11718, 11994, 13671, 13993, 17991, 18228, 23436, 23988, 27342, 27986, 35982, 41013, 41979, 53973, 54684, 55972, 61969, 71964, 82026, 83958, 97951, 107946, 123938, 125937, 164052, 167916, 185907, 195902, 215892, 247876, 251874, 293853, 371814, 377811, 391804, 433783, 503748, 557721, 587706, 743628, 755622, 867566, 881559, 1115442, 1175412, 1301349, 1511244, 1673163, 1735132, 1763118, 2230884, 2602698, 2644677, 3036481, 3346326, 3526236, 3904047, 5205396, 5289354, 6072962, 6692652, 7808094, 9109443, 10578708, 11712141, 12145924, 15616188, 18218886, 23424282, 27328329, 36437772, 46848564, 54656658, 81984987, 109313316, 163969974, 327939948]

約数ペア:

[(1, 327939948), (2, 163969974), (3, 109313316), (4, 81984987), (6, 54656658), (7, 46848564), (9, 36437772), (12, 27328329), (14, 23424282), (18, 18218886), (21, 15616188), (27, 12145924), (28, 11712141), (31, 10578708), (36, 9109443), (42, 7808094), (49, 6692652), (54, 6072962), (62, 5289354), (63, 5205396), (84, 3904047), (93, 3526236), (98, 3346326), (108, 3036481), (124, 2644677), (126, 2602698), (147, 2230884), (186, 1763118), (189, 1735132), (196, 1673163), (217, 1511244), (252, 1301349), (279, 1175412), (294, 1115442), (372, 881559), (378, 867566), (434, 755622), (441, 743628), (558, 587706), (588, 557721), (651, 503748), (756, 433783), (837, 391804), (868, 377811), (882, 371814), (1116, 293853), (1302, 251874), (1323, 247876), (1519, 215892), (1674, 195902), (1764, 185907), (1953, 167916), (1999, 164052), (2604, 125937), (2646, 123938), (3038, 107946), (3348, 97951), (3906, 83958), (3998, 82026), (4557, 71964), (5292, 61969), (5859, 55972), (5997, 54684), (6076, 53973), (7812, 41979), (7996, 41013), (9114, 35982), (11718, 27986), (11994, 27342), (13671, 23988), (13993, 23436), (17991, 18228)]