121216804920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{2144671}}^1$

素因数の和:2144845

約数の個数: 96

約数和(自身を含む): 396464065920

約数和(自身を除く): 275247261000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 157, 180, 314, 360, 471, 628, 785, 942, 1256, 1413, 1570, 1884, 2355, 2826, 3140, 3768, 4710, 5652, 6280, 7065, 9420, 11304, 14130, 18840, 28260, 56520, 2144671, 4289342, 6434013, 8578684, 10723355, 12868026, 17157368, 19302039, 21446710, 25736052, 32170065, 38604078, 42893420, 51472104, 64340130, 77208156, 85786840, 96510195, 128680260, 154416312, 193020390, 257360520, 336713347, 386040780, 673426694, 772081560, 1010140041, 1346853388, 1683566735, 2020280082, 2693706776, 3030420123, 3367133470, 4040560164, 5050700205, 6060840246, 6734266940, 8081120328, 10101400410, 12121680492, 13468533880, 15152100615, 20202800820, 24243360984, 30304201230, 40405601640, 60608402460, 121216804920]

約数ペア:

[(1, 121216804920), (2, 60608402460), (3, 40405601640), (4, 30304201230), (5, 24243360984), (6, 20202800820), (8, 15152100615), (9, 13468533880), (10, 12121680492), (12, 10101400410), (15, 8081120328), (18, 6734266940), (20, 6060840246), (24, 5050700205), (30, 4040560164), (36, 3367133470), (40, 3030420123), (45, 2693706776), (60, 2020280082), (72, 1683566735), (90, 1346853388), (120, 1010140041), (157, 772081560), (180, 673426694), (314, 386040780), (360, 336713347), (471, 257360520), (628, 193020390), (785, 154416312), (942, 128680260), (1256, 96510195), (1413, 85786840), (1570, 77208156), (1884, 64340130), (2355, 51472104), (2826, 42893420), (3140, 38604078), (3768, 32170065), (4710, 25736052), (5652, 21446710), (6280, 19302039), (7065, 17157368), (9420, 12868026), (11304, 10723355), (14130, 8578684), (18840, 6434013), (28260, 4289342), (56520, 2144671)]