1889734680

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{276277}}^1$

素因数の和:276313

約数の個数: 96

約数和(自身を含む): 6464905200

約数和(自身を除く): 4575170520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 72, 76, 90, 95, 114, 120, 152, 171, 180, 190, 228, 285, 342, 360, 380, 456, 570, 684, 760, 855, 1140, 1368, 1710, 2280, 3420, 6840, 276277, 552554, 828831, 1105108, 1381385, 1657662, 2210216, 2486493, 2762770, 3315324, 4144155, 4972986, 5249263, 5525540, 6630648, 8288310, 9945972, 10498526, 11051080, 12432465, 15747789, 16576620, 19891944, 20997052, 24864930, 26246315, 31495578, 33153240, 41994104, 47243367, 49729860, 52492630, 62991156, 78738945, 94486734, 99459720, 104985260, 125982312, 157477890, 188973468, 209970520, 236216835, 314955780, 377946936, 472433670, 629911560, 944867340, 1889734680]

約数ペア:

[(1, 1889734680), (2, 944867340), (3, 629911560), (4, 472433670), (5, 377946936), (6, 314955780), (8, 236216835), (9, 209970520), (10, 188973468), (12, 157477890), (15, 125982312), (18, 104985260), (19, 99459720), (20, 94486734), (24, 78738945), (30, 62991156), (36, 52492630), (38, 49729860), (40, 47243367), (45, 41994104), (57, 33153240), (60, 31495578), (72, 26246315), (76, 24864930), (90, 20997052), (95, 19891944), (114, 16576620), (120, 15747789), (152, 12432465), (171, 11051080), (180, 10498526), (190, 9945972), (228, 8288310), (285, 6630648), (342, 5525540), (360, 5249263), (380, 4972986), (456, 4144155), (570, 3315324), (684, 2762770), (760, 2486493), (855, 2210216), (1140, 1657662), (1368, 1381385), (1710, 1105108), (2280, 828831), (3420, 552554), (6840, 276277)]