1921865040

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{2669257}}^1$

素因数の和:2669276

約数の個数: 60

約数和(自身を含む): 6454265844

約数和(自身を除く): 4532400804

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 2669257, 5338514, 8007771, 10677028, 13346285, 16015542, 21354056, 24023313, 26692570, 32031084, 40038855, 42708112, 48046626, 53385140, 64062168, 80077710, 96093252, 106770280, 120116565, 128124336, 160155420, 192186504, 213540560, 240233130, 320310840, 384373008, 480466260, 640621680, 960932520, 1921865040]

約数ペア:

[(1, 1921865040), (2, 960932520), (3, 640621680), (4, 480466260), (5, 384373008), (6, 320310840), (8, 240233130), (9, 213540560), (10, 192186504), (12, 160155420), (15, 128124336), (16, 120116565), (18, 106770280), (20, 96093252), (24, 80077710), (30, 64062168), (36, 53385140), (40, 48046626), (45, 42708112), (48, 40038855), (60, 32031084), (72, 26692570), (80, 24023313), (90, 21354056), (120, 16015542), (144, 13346285), (180, 10677028), (240, 8007771), (360, 5338514), (720, 2669257)]