72715140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{167}}^1$

素因数の和:282

約数の個数: 144

約数和(自身を含む): 231154560

約数和(自身を除く): 158439420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 41, 45, 59, 60, 82, 90, 118, 123, 164, 167, 177, 180, 205, 236, 246, 295, 334, 354, 369, 410, 492, 501, 531, 590, 615, 668, 708, 738, 820, 835, 885, 1002, 1062, 1180, 1230, 1476, 1503, 1670, 1770, 1845, 2004, 2124, 2419, 2460, 2505, 2655, 3006, 3340, 3540, 3690, 4838, 5010, 5310, 6012, 6847, 7257, 7380, 7515, 9676, 9853, 10020, 10620, 12095, 13694, 14514, 15030, 19706, 20541, 21771, 24190, 27388, 29028, 29559, 30060, 34235, 36285, 39412, 41082, 43542, 48380, 49265, 59118, 61623, 68470, 72570, 82164, 87084, 88677, 98530, 102705, 108855, 118236, 123246, 136940, 145140, 147795, 177354, 197060, 205410, 217710, 246492, 295590, 308115, 354708, 403973, 410820, 435420, 443385, 591180, 616230, 807946, 886770, 1211919, 1232460, 1615892, 1773540, 2019865, 2423838, 3635757, 4039730, 4847676, 6059595, 7271514, 8079460, 12119190, 14543028, 18178785, 24238380, 36357570, 72715140]

約数ペア:

[(1, 72715140), (2, 36357570), (3, 24238380), (4, 18178785), (5, 14543028), (6, 12119190), (9, 8079460), (10, 7271514), (12, 6059595), (15, 4847676), (18, 4039730), (20, 3635757), (30, 2423838), (36, 2019865), (41, 1773540), (45, 1615892), (59, 1232460), (60, 1211919), (82, 886770), (90, 807946), (118, 616230), (123, 591180), (164, 443385), (167, 435420), (177, 410820), (180, 403973), (205, 354708), (236, 308115), (246, 295590), (295, 246492), (334, 217710), (354, 205410), (369, 197060), (410, 177354), (492, 147795), (501, 145140), (531, 136940), (590, 123246), (615, 118236), (668, 108855), (708, 102705), (738, 98530), (820, 88677), (835, 87084), (885, 82164), (1002, 72570), (1062, 68470), (1180, 61623), (1230, 59118), (1476, 49265), (1503, 48380), (1670, 43542), (1770, 41082), (1845, 39412), (2004, 36285), (2124, 34235), (2419, 30060), (2460, 29559), (2505, 29028), (2655, 27388), (3006, 24190), (3340, 21771), (3540, 20541), (3690, 19706), (4838, 15030), (5010, 14514), (5310, 13694), (6012, 12095), (6847, 10620), (7257, 10020), (7380, 9853), (7515, 9676)]