251017740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{3863}}^1$

素因数の和:3916

約数の個数: 108

約数和(自身を含む): 803812464

約数和(自身を除く): 552794724

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 361, 380, 570, 684, 722, 855, 1083, 1140, 1444, 1710, 1805, 2166, 3249, 3420, 3610, 3863, 4332, 5415, 6498, 7220, 7726, 10830, 11589, 12996, 15452, 16245, 19315, 21660, 23178, 32490, 34767, 38630, 46356, 57945, 64980, 69534, 73397, 77260, 115890, 139068, 146794, 173835, 220191, 231780, 293588, 347670, 366985, 440382, 660573, 695340, 733970, 880764, 1100955, 1321146, 1394543, 1467940, 2201910, 2642292, 2789086, 3302865, 4183629, 4403820, 5578172, 6605730, 6972715, 8367258, 12550887, 13211460, 13945430, 16734516, 20918145, 25101774, 27890860, 41836290, 50203548, 62754435, 83672580, 125508870, 251017740]

約数ペア:

[(1, 251017740), (2, 125508870), (3, 83672580), (4, 62754435), (5, 50203548), (6, 41836290), (9, 27890860), (10, 25101774), (12, 20918145), (15, 16734516), (18, 13945430), (19, 13211460), (20, 12550887), (30, 8367258), (36, 6972715), (38, 6605730), (45, 5578172), (57, 4403820), (60, 4183629), (76, 3302865), (90, 2789086), (95, 2642292), (114, 2201910), (171, 1467940), (180, 1394543), (190, 1321146), (228, 1100955), (285, 880764), (342, 733970), (361, 695340), (380, 660573), (570, 440382), (684, 366985), (722, 347670), (855, 293588), (1083, 231780), (1140, 220191), (1444, 173835), (1710, 146794), (1805, 139068), (2166, 115890), (3249, 77260), (3420, 73397), (3610, 69534), (3863, 64980), (4332, 57945), (5415, 46356), (6498, 38630), (7220, 34767), (7726, 32490), (10830, 23178), (11589, 21660), (12996, 19315), (15452, 16245)]