72710910

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{421}}^1$

素因数の和:554

約数の個数: 96

約数和(自身を含む): 201445920

約数和(自身を除く): 128735010

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 101, 114, 171, 190, 202, 285, 303, 342, 421, 505, 570, 606, 842, 855, 909, 1010, 1263, 1515, 1710, 1818, 1919, 2105, 2526, 3030, 3789, 3838, 4210, 4545, 5757, 6315, 7578, 7999, 9090, 9595, 11514, 12630, 15998, 17271, 18945, 19190, 23997, 28785, 34542, 37890, 39995, 42521, 47994, 57570, 71991, 79990, 85042, 86355, 119985, 127563, 143982, 172710, 212605, 239970, 255126, 359955, 382689, 425210, 637815, 719910, 765378, 807899, 1275630, 1615798, 1913445, 2423697, 3826890, 4039495, 4847394, 7271091, 8078990, 12118485, 14542182, 24236970, 36355455, 72710910]

約数ペア:

[(1, 72710910), (2, 36355455), (3, 24236970), (5, 14542182), (6, 12118485), (9, 8078990), (10, 7271091), (15, 4847394), (18, 4039495), (19, 3826890), (30, 2423697), (38, 1913445), (45, 1615798), (57, 1275630), (90, 807899), (95, 765378), (101, 719910), (114, 637815), (171, 425210), (190, 382689), (202, 359955), (285, 255126), (303, 239970), (342, 212605), (421, 172710), (505, 143982), (570, 127563), (606, 119985), (842, 86355), (855, 85042), (909, 79990), (1010, 71991), (1263, 57570), (1515, 47994), (1710, 42521), (1818, 39995), (1919, 37890), (2105, 34542), (2526, 28785), (3030, 23997), (3789, 19190), (3838, 18945), (4210, 17271), (4545, 15998), (5757, 12630), (6315, 11514), (7578, 9595), (7999, 9090)]