400609872

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{1237}}^1$

素因数の和:1437

約数の個数: 120

約数和(自身を含む): 1215354504

約数和(自身を除く): 814744632

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 156, 173, 208, 234, 312, 346, 468, 519, 624, 692, 936, 1038, 1237, 1384, 1557, 1872, 2076, 2249, 2474, 2768, 3114, 3711, 4152, 4498, 4948, 6228, 6747, 7422, 8304, 8996, 9896, 11133, 12456, 13494, 14844, 16081, 17992, 19792, 20241, 22266, 24912, 26988, 29688, 32162, 35984, 40482, 44532, 48243, 53976, 59376, 64324, 80964, 89064, 96486, 107952, 128648, 144729, 161928, 178128, 192972, 214001, 257296, 289458, 323856, 385944, 428002, 578916, 642003, 771888, 856004, 1157832, 1284006, 1712008, 1926009, 2315664, 2568012, 2782013, 3424016, 3852018, 5136024, 5564026, 7704036, 8346039, 10272048, 11128052, 15408072, 16692078, 22256104, 25038117, 30816144, 33384156, 44512208, 50076234, 66768312, 100152468, 133536624, 200304936, 400609872]

約数ペア:

[(1, 400609872), (2, 200304936), (3, 133536624), (4, 100152468), (6, 66768312), (8, 50076234), (9, 44512208), (12, 33384156), (13, 30816144), (16, 25038117), (18, 22256104), (24, 16692078), (26, 15408072), (36, 11128052), (39, 10272048), (48, 8346039), (52, 7704036), (72, 5564026), (78, 5136024), (104, 3852018), (117, 3424016), (144, 2782013), (156, 2568012), (173, 2315664), (208, 1926009), (234, 1712008), (312, 1284006), (346, 1157832), (468, 856004), (519, 771888), (624, 642003), (692, 578916), (936, 428002), (1038, 385944), (1237, 323856), (1384, 289458), (1557, 257296), (1872, 214001), (2076, 192972), (2249, 178128), (2474, 161928), (2768, 144729), (3114, 128648), (3711, 107952), (4152, 96486), (4498, 89064), (4948, 80964), (6228, 64324), (6747, 59376), (7422, 53976), (8304, 48243), (8996, 44532), (9896, 40482), (11133, 35984), (12456, 32162), (13494, 29688), (14844, 26988), (16081, 24912), (17992, 22266), (19792, 20241)]