81830160

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1277}}^1$

素因数の和:1385

約数の個数: 120

約数和(自身を含む): 278118360

約数和(自身を除く): 196288200

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, 89, 90, 120, 144, 178, 180, 240, 267, 356, 360, 445, 534, 712, 720, 801, 890, 1068, 1277, 1335, 1424, 1602, 1780, 2136, 2554, 2670, 3204, 3560, 3831, 4005, 4272, 5108, 5340, 6385, 6408, 7120, 7662, 8010, 10216, 10680, 11493, 12770, 12816, 15324, 16020, 19155, 20432, 21360, 22986, 25540, 30648, 32040, 38310, 45972, 51080, 57465, 61296, 64080, 76620, 91944, 102160, 113653, 114930, 153240, 183888, 227306, 229860, 306480, 340959, 454612, 459720, 568265, 681918, 909224, 919440, 1022877, 1136530, 1363836, 1704795, 1818448, 2045754, 2273060, 2727672, 3409590, 4091508, 4546120, 5114385, 5455344, 6819180, 8183016, 9092240, 10228770, 13638360, 16366032, 20457540, 27276720, 40915080, 81830160]

約数ペア:

[(1, 81830160), (2, 40915080), (3, 27276720), (4, 20457540), (5, 16366032), (6, 13638360), (8, 10228770), (9, 9092240), (10, 8183016), (12, 6819180), (15, 5455344), (16, 5114385), (18, 4546120), (20, 4091508), (24, 3409590), (30, 2727672), (36, 2273060), (40, 2045754), (45, 1818448), (48, 1704795), (60, 1363836), (72, 1136530), (80, 1022877), (89, 919440), (90, 909224), (120, 681918), (144, 568265), (178, 459720), (180, 454612), (240, 340959), (267, 306480), (356, 229860), (360, 227306), (445, 183888), (534, 153240), (712, 114930), (720, 113653), (801, 102160), (890, 91944), (1068, 76620), (1277, 64080), (1335, 61296), (1424, 57465), (1602, 51080), (1780, 45972), (2136, 38310), (2554, 32040), (2670, 30648), (3204, 25540), (3560, 22986), (3831, 21360), (4005, 20432), (4272, 19155), (5108, 16020), (5340, 15324), (6385, 12816), (6408, 12770), (7120, 11493), (7662, 10680), (8010, 10216)]