291207870

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{8963}}^1$

素因数の和:9014

約数の個数: 72

約数和(自身を含む): 799176456

約数和(自身を除く): 507968586

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 114, 171, 190, 285, 342, 361, 570, 722, 855, 1083, 1710, 1805, 2166, 3249, 3610, 5415, 6498, 8963, 10830, 16245, 17926, 26889, 32490, 44815, 53778, 80667, 89630, 134445, 161334, 170297, 268890, 340594, 403335, 510891, 806670, 851485, 1021782, 1532673, 1702970, 2554455, 3065346, 3235643, 5108910, 6471286, 7663365, 9706929, 15326730, 16178215, 19413858, 29120787, 32356430, 48534645, 58241574, 97069290, 145603935, 291207870]

約数ペア:

[(1, 291207870), (2, 145603935), (3, 97069290), (5, 58241574), (6, 48534645), (9, 32356430), (10, 29120787), (15, 19413858), (18, 16178215), (19, 15326730), (30, 9706929), (38, 7663365), (45, 6471286), (57, 5108910), (90, 3235643), (95, 3065346), (114, 2554455), (171, 1702970), (190, 1532673), (285, 1021782), (342, 851485), (361, 806670), (570, 510891), (722, 403335), (855, 340594), (1083, 268890), (1710, 170297), (1805, 161334), (2166, 134445), (3249, 89630), (3610, 80667), (5415, 53778), (6498, 44815), (8963, 32490), (10830, 26889), (16245, 17926)]