390042720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{439}}^1\times {\mathrm{617}}^1$

素因数の和:1077

約数の個数: 144

約数和(自身を含む): 1336214880

約数和(自身を除く): 946172160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 439, 480, 617, 720, 878, 1234, 1317, 1440, 1756, 1851, 2195, 2468, 2634, 3085, 3512, 3702, 3951, 4390, 4936, 5268, 5553, 6170, 6585, 7024, 7404, 7902, 8780, 9255, 9872, 10536, 11106, 12340, 13170, 14048, 14808, 15804, 17560, 18510, 19744, 19755, 21072, 22212, 24680, 26340, 27765, 29616, 31608, 35120, 37020, 39510, 42144, 44424, 49360, 52680, 55530, 59232, 63216, 70240, 74040, 79020, 88848, 98720, 105360, 111060, 126432, 148080, 158040, 177696, 210720, 222120, 270863, 296160, 316080, 444240, 541726, 632160, 812589, 888480, 1083452, 1354315, 1625178, 2166904, 2437767, 2708630, 3250356, 4062945, 4333808, 4875534, 5417260, 6500712, 8125890, 8667616, 9751068, 10834520, 12188835, 13001424, 16251780, 19502136, 21669040, 24377670, 26002848, 32503560, 39004272, 43338080, 48755340, 65007120, 78008544, 97510680, 130014240, 195021360, 390042720]

約数ペア:

[(1, 390042720), (2, 195021360), (3, 130014240), (4, 97510680), (5, 78008544), (6, 65007120), (8, 48755340), (9, 43338080), (10, 39004272), (12, 32503560), (15, 26002848), (16, 24377670), (18, 21669040), (20, 19502136), (24, 16251780), (30, 13001424), (32, 12188835), (36, 10834520), (40, 9751068), (45, 8667616), (48, 8125890), (60, 6500712), (72, 5417260), (80, 4875534), (90, 4333808), (96, 4062945), (120, 3250356), (144, 2708630), (160, 2437767), (180, 2166904), (240, 1625178), (288, 1354315), (360, 1083452), (439, 888480), (480, 812589), (617, 632160), (720, 541726), (878, 444240), (1234, 316080), (1317, 296160), (1440, 270863), (1756, 222120), (1851, 210720), (2195, 177696), (2468, 158040), (2634, 148080), (3085, 126432), (3512, 111060), (3702, 105360), (3951, 98720), (4390, 88848), (4936, 79020), (5268, 74040), (5553, 70240), (6170, 63216), (6585, 59232), (7024, 55530), (7404, 52680), (7902, 49360), (8780, 44424), (9255, 42144), (9872, 39510), (10536, 37020), (11106, 35120), (12340, 31608), (13170, 29616), (14048, 27765), (14808, 26340), (15804, 24680), (17560, 22212), (18510, 21072), (19744, 19755)]