18435960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{617}}^1$

素因数の和:717

約数の個数: 96

約数和(自身を含む): 60737040

約数和(自身を除く): 42301080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 83, 90, 120, 166, 180, 249, 332, 360, 415, 498, 617, 664, 747, 830, 996, 1234, 1245, 1494, 1660, 1851, 1992, 2468, 2490, 2988, 3085, 3320, 3702, 3735, 4936, 4980, 5553, 5976, 6170, 7404, 7470, 9255, 9960, 11106, 12340, 14808, 14940, 18510, 22212, 24680, 27765, 29880, 37020, 44424, 51211, 55530, 74040, 102422, 111060, 153633, 204844, 222120, 256055, 307266, 409688, 460899, 512110, 614532, 768165, 921798, 1024220, 1229064, 1536330, 1843596, 2048440, 2304495, 3072660, 3687192, 4608990, 6145320, 9217980, 18435960]

約数ペア:

[(1, 18435960), (2, 9217980), (3, 6145320), (4, 4608990), (5, 3687192), (6, 3072660), (8, 2304495), (9, 2048440), (10, 1843596), (12, 1536330), (15, 1229064), (18, 1024220), (20, 921798), (24, 768165), (30, 614532), (36, 512110), (40, 460899), (45, 409688), (60, 307266), (72, 256055), (83, 222120), (90, 204844), (120, 153633), (166, 111060), (180, 102422), (249, 74040), (332, 55530), (360, 51211), (415, 44424), (498, 37020), (617, 29880), (664, 27765), (747, 24680), (830, 22212), (996, 18510), (1234, 14940), (1245, 14808), (1494, 12340), (1660, 11106), (1851, 9960), (1992, 9255), (2468, 7470), (2490, 7404), (2988, 6170), (3085, 5976), (3320, 5553), (3702, 4980), (3735, 4936)]